Patents by Inventor René Jan Hendriks
René Jan Hendriks has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Patent number: 11387393Abstract: The invention provides alighting device (1) comprising a solid state light source (10) configured to generate light source light (11) and a converter element (100) configured to convert at least part of the light source light (11) into converter element light (101), wherein the converter element (100) comprises a polymeric host matrix element (120) hosting a particulate first luminescent material (110) of the type M2AX6 doped with tetravalent manganese, wherein M comprises an alkaline cation, wherein A comprises a tetravalent cation, and wherein X comprises a monovalent anion, at least comprising fluorine (F), wherein the particulate first luminescent material (110) is available in the polymeric host matrix element (120) with an average weight percentage x averaged over the polymeric host matrix element (120), wherein the polymeric host matrix element (120) has a first outer face (121), wherein an outer layer volume defined by at least part of the first outer face (121) and a first distance (d1) from said firType: GrantFiled: February 12, 2019Date of Patent: July 12, 2022Assignee: SIGNIFY HOLDING B.VInventors: Martinus Petrus Joseph Peeters, Rene Theodorus Wegh, Remy Cyrille Broersma, Rene Jan Hendriks, Brankica Jovanovic
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Publication number: 20210384386Abstract: The invention provides alighting device (1) comprising a solid state light source (10) configured to generate light source light (11) and a converter element (100) configured to convert at least part of the light source light (11) into converter element light (101), wherein the converter element (100) comprises a polymeric host matrix element (120) hosting a particulate first luminescent material (110) of the type M2AX6 doped with tetravalent manganese, wherein M comprises an alkaline cation, wherein A comprises a tetravalent cation, and wherein X comprises a monovalent anion, at least comprising fluorine (F), wherein the particulate first luminescent material (110) is available in the polymeric host matrix element (120) with an average weight percentage x averaged over the polymeric host matrix element (120), wherein the polymeric host matrix element (120) has a first outer face (121), wherein an outer layer volume defined by at least part of the first outer face (121) and a first distance (dl) from said firType: ApplicationFiled: February 12, 2019Publication date: December 9, 2021Inventors: MARTINUS PETRUS JOSEPH PEETERS, RENE THEODORUS WEGH, REMY CYRILLE BROERSMA, RENE JAN HENDRIKS, BRANKICA JOVANOVIC
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Patent number: 10875005Abstract: A coated luminescent particle 100, a luminescent converter element, a light source, a luminaire and a method of manufacturing coating luminescent particles are provided. The coated luminescent particle 100 comprises a luminescent particle 102, a first coating layer 104 and a second coating layer 106. The luminescent particle 102 comprises luminescent material for absorbing light in a first spectral range and for converting the absorbed light towards light of a second spectral range. The luminescent material is sensitive for water. The first coating layer 104 forms a first barrier for water and comprises a metal oxide or a nitride, phosphide, sulfide based coating. The second coating layer 106 forms a second barrier for water and comprises a silicon based polymer or comprises a continuous layer of one of the materials AlPO4, SiO2, Al2O3, and LaPO4. The first coating layer 104 and the second coating layer 106 are light transmitting.Type: GrantFiled: February 25, 2014Date of Patent: December 29, 2020Assignee: Lumileds LLCInventors: Ties Van Bommel, Peter Josef Schmidt, Martinus Petrus Joseph Peeters, Rene Theodorus Wegh, Gerardus Wilhelmus Gerbe Van Dreumel, Rene Jan Hendriks, Christoph Gerard August Hoelen
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Patent number: 10439110Abstract: The invention provides a lighting system (100), configured to provide lighting system light (101), the lighting system comprising: —a light source (10) configured to provide light source light (11) with light intensity in the blue spectral region; —a first luminescent material (210) configured to convert at least part of the light source light (11) into first luminescent material light (211) with light intensity in the green spectral region and having a full width half maximum (FWHM) of at least 90 nm; —a second luminescent material (220) configured to convert (i) at least part of the light source light (11), or (ii) at least part of the light source light (11) and at least part of the first luminescent material light (211) into second luminescent material light (221) with light intensity in the spectral region of 610-680 nm; wherein the lighting system (100) is configured to provide at a first setting of the lighting system (100) lighting system light (101) comprising said light source light (11), said firstType: GrantFiled: August 16, 2016Date of Patent: October 8, 2019Assignee: SIGNIFY HOLDING B.V.Inventors: Martinus Petrus Joseph Peeters, Rémy Cyrille Broersma, René Jan Hendriks
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Publication number: 20180248084Abstract: The invention provides a lighting system (100), configured to provide lighting system light (101), the lighting system comprising: —a light source (10) configured to provide light source light (11) with light intensity in the blue spectral region; —a first luminescent material (210) configured to convert at least part of the light source light (11) into first luminescent material light (211) with light intensity in the green spectral region and having a full width half maximum (FWHM) of at least 90 nm; —a second luminescent material (220) configured to convert (i) at least part of the light source light (11), or (ii) at least part of the light source light (11) and at least part of the first luminescent material light (211) into second luminescent material light (221) with light intensity in the spectral region of 610-680 nm; wherein the lighting system (100) is configured to provide at a first setting of the lighting system (100) lighting system light (101) comprising said light source light (11), said firstType: ApplicationFiled: August 16, 2016Publication date: August 30, 2018Inventors: Martinus Petrus Joseph PEETERS, Rémy Cyrille BROERSMA, René Jan HENDRIKS
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Patent number: 9250470Abstract: The invention relates to an illumination system (10, 12), to a remote phosphor layer (30; 32, 34), to a scattering layer (32), to a luminaire (100), to a display device (300) and to a method of at least partially correcting a light emission characteristic of at least one light source (22) in the illumination system. The illumination system comprises an array of light sources (20) and a remote phosphor layer and/or a scattering layer arranged between the array of light sources and a light output window (40) for emitting the light from the light sources. At least one light source of the array of light sources comprises a light emission characteristic different from the other light sources of the array of light sources.Type: GrantFiled: January 21, 2010Date of Patent: February 2, 2016Assignee: KONINKLIJKE PHILIPS N.V.Inventors: Gerardus Arnoldus Rita Van Dijk, Andreas Martinus Theodorus Paulus Van Der Putten, Rene Theodorus Wegh, Martinus Petrus Joseph Peeters, René Jan Hendriks
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Publication number: 20150362150Abstract: A coated luminescent particle 100, a luminescent converter element, a light source, a luminaire and a method of manufacturing coating luminescent particles are provided. The coated luminescent particle 100 comprises a luminescent particle 102, a first coating layer 104 and a second coating layer 106. The luminescent particle 102 comprises luminescent material for absorbing light in a first spectral range and for converting the absorbed light towards light of a second spectral range. The luminescent material is sensitive for water. The first coating layer 104 forms a first barrier for water and comprises a metal oxide or a nitride, phosphide, sulfide based coating. The second coating layer 106 forms a second barrier for water and comprises a silicon based polymer or comprises a continuous layer of one of the materials AlPO4, SiO2, Al2O3, and LaPO4. The first coating layer 104 and the second coating layer 106 are light transmitting.Type: ApplicationFiled: February 25, 2014Publication date: December 17, 2015Inventors: TIES VAN BOMMEL, PETER JOSEF SCHMIDT, MARTINUS PETRUS JOSEPH PEETERS, RENE THEODORUS WEGH, GERARDUS WILHELMUS GERBE VAN DREUMEL, RENE JAN HENDRIKS, CHRISTOPH GERARD AUGUST HOELEN
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Patent number: 8337031Abstract: The invention relates to a color-tunable illumination system (10), to a lamp and to a luminaire. The color-tunable illumination system comprises a light source (20) emitting light of a first predefined color (B), and comprises a luminescent material (30) for converting light of the first predefined color into light of a second predefined color (A). The color-tunable illumination system further comprises shielding means (40, 42) arranged for preventing at least part of the light emitted by the light source to impinge on the luminescent material. The light source, the luminescent material and/or the shielding means are changeable from a first situation to a second situation. In the first situation the color-tunable illumination system is arranged for shielding at least part of the luminescent material against impinging light of the first predefined color.Type: GrantFiled: May 5, 2008Date of Patent: December 25, 2012Assignee: Koninklijke Philips Electronics N.V.Inventors: Rene Theodorus Wegh, Christoph Gerard August Hoelen, Chantal Sweegers, René Jan Hendriks, Martijn Henri Richard Lankhorst, Nicolas Gerardus Antonius Peeters, Martinus Petrus Joseph Peeters, Ramon Pascal Van Gorkom, Matthijs Hendrik Keuper, Coen Theodorus Hubertus Fransiscus Liedenbaum
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Patent number: 8262257Abstract: The invention provides an illumination device (10) comprising (a) a light emitting diode (LED), (b) a heat sink (85) and (c) a self-supporting grid (500). This grid (500) is arranged downstream of the LED (20) and arranged so as to be in contact with the heat sink 85. The self-supporting grid (500) comprises a plurality of grid structures (501) and a plurality of grid openings 502) between the grid structures (501). At least part of the total number of grid openings (502) encloses luminescent material (51), thereby providing luminescent material-filled grid openings (551). The luminescent material (51) is arranged to absorb at least part of the LED emission (21) and emit luminescent material emission (13). The LED (20) and the luminescent material (51) are arranged to provide light (115) of a predetermined color downstream of the self-supporting grid (500).Type: GrantFiled: May 4, 2009Date of Patent: September 11, 2012Assignee: Koninklijke Philips Electronics N.V.Inventors: Josephus Paulus Augustinus Deeben, Rene Jan Hendriks, Marcellus Jacobus Johannes Van Der Lubbe
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Patent number: 8172415Abstract: The invention relates to a color-tunable illumination system (10; 12; 14) and a luminaire. The color-tunable illumination system comprises a first light source comprising a first set of light emitting diodes (21, 24), and a second light source comprising a second set of light emitting diodes (31, 37, 34). Both the first and second light source emit light of substantially a first predefined color into a light mixing chamber (60). The light mixing chamber further comprises a first luminescent material (50) converting light of the first predefined color into light of a second predefined color. The first light source is positioned with respect to the first luminescent material for illuminating the first luminescent material with a first flux of light being part of the light emitted by the first light source into the light mixing chamber.Type: GrantFiled: May 20, 2008Date of Patent: May 8, 2012Assignee: Koninklijke Philips Electronics N.V.Inventors: Rene Theodorus Wegh, Christoph Gerard August Hoelen, Chantal Sweegers, Rene Jan Hendriks, Martijn Henri Richard Lankhorst
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Patent number: 8138671Abstract: A light-emitting device is provided, comprising at least one light-emitting diode (100) for emitting light of a first color and a luminescent material (102) arranged on said at least one light-emitting diode to receive at least part of the light emitted by said light-emitting diode. The light-emitting device further comprises a filter (103) arranged to receive light emitted by said light-emitting diode (100) and transmitted through said luminescent material (102) and to absorb light of said first color. The filter comprises a pigment compound distributed in a matrix of silicon and oxygen atoms, in which matrix at least a portion of said silicon atoms are directly bonded to hydrocarbon groups.Type: GrantFiled: April 26, 2007Date of Patent: March 20, 2012Assignee: Koninklijke Philips Electronics N.V.Inventors: Volker Dirk Hildenbrand, Virginie Mercier, Rene Jan Hendriks
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Publication number: 20120020051Abstract: The invention relates to an illumination system (10, 12), to a remote phosphor layer (30; 32, 34), to a scattering layer (32), to a luminaire (100), to a display device (300) and to a method of at least partially correcting a light emission characteristic of at least one light source (22) in the illumination system. The illumination system comprises an array of light sources (20) and a remote phosphor layer and/or a scattering layer arranged between the array of light sources and a light output window (40) for emitting the light from the light sources. At least one light source of the array of light sources comprises a light emission characteristic different from the other light sources of the array of light sources.Type: ApplicationFiled: January 21, 2010Publication date: January 26, 2012Applicant: KONINKLIJKE PHILIPS ELECTRONICS N.V.Inventors: Gerardus Arnoldus Rita Van Dijk, Andreas Martinus Theodorus Paulus Van Der Putten, Rene Theodorus Wegh, Martinus Petrus Joseph Peeters, René Jan Hendriks
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Publication number: 20110044026Abstract: The invention provides an illumination device (10) comprising (a) a light emitting diode (LED), (b) a heat sink (85) and (c) a self-supporting grid (500). This grid (500) is arranged downstream of the LED (20) and arranged so as to be in contact with the heat sink 85. The self-supporting grid (500) comprises a plurality of grid structures (501) and a plurality of grid openings 502) between the grid structures (501). At least part of the total number of grid openings (502) encloses luminescent material (51), thereby providing luminescent material-filled grid openings (551). The luminescent material (51) is arranged to absorb at least part of the LED emission (21) and emit luminescent material emission (13). The LED (20) and the luminescent material (51) are arranged to provide light (115) of a predetermined color downstream of the self-supporting grid (500).Type: ApplicationFiled: May 4, 2009Publication date: February 24, 2011Applicant: Koninklijke Philips Electronics N.V.Inventors: Josephus Paulus Augustinus Deeben, Rene Jan Hendriks, Marcellus Jacobus Johannes Van Der Lubbe
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Publication number: 20100172120Abstract: The invention relates to a color-tunable illumination system (10; 12; 14) and a luminaire. The color-tunable illumination system comprises a first light source comprising a first set of light emitting diodes (21, 24), and a second light source comprising a second set of light emitting diodes (31, 37, 34). Both the first and second light source emit light of substantially a first predefined color into a light mixing chamber (60). The light mixing chamber further comprises a first luminescent material (50) converting light of the first predefined color into light of a second predefined color. The first light source is positioned with respect to the first luminescent material for illuminating the first luminescent material with a first flux of light being part of the light emitted by the first light source into the light mixing chamber.Type: ApplicationFiled: May 20, 2008Publication date: July 8, 2010Applicant: KONINKLIJKE PHILIPS ELECTRONICS N.V.Inventors: Rene Theodorus Wegh, Christoph Gerard August Hoelen, Chantal Sweegers, Rene Jan Hendriks, Martijn Henri Richard Lankhorst
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Publication number: 20090273271Abstract: The invention relates to a high-pressure metal halide lamp, comprising an arc tube (1) comprising a metal halide containing discharge medium for supporting an electrical discharge, an outer envelope (15) surrounding said arc tube (1), and a phosphor coating (14) on the inner surface of said outer envelope (15), said phosphor coating comprising a blue emitting phosphor. Preferably, the blue emitting phoshor is selected from the group consisting of (Ba,Ca)1.29Al12019.29:Eu, Sr5(P04)3Cl:Eu, BaMgAl10017:Eu, Si2Al6011:Eu, BaAl8013:Eu, Sr4Al14025:EU, and BaMgAl10O17:Eu,Mn.Type: ApplicationFiled: January 19, 2005Publication date: November 5, 2009Applicant: KONINKLIJKE PHILIPS ELECTRONIC, N.V.Inventors: Rene Jan Hendriks, Henriette Jacoba Talen-Van Der Mheen, Volker Dirk Hildenbrand
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Publication number: 20090256167Abstract: A light-emitting device (1) is disclosed, which comprises a radiation source (2), an inorganic layer (3) comprising a luminescent material (4); and a scattering layer (5) comprising scattering particles (6). The scattering layer (5) is located between the radiation source (2) and the inorganic layer (3), which is composed of a ceramic material.Type: ApplicationFiled: June 4, 2007Publication date: October 15, 2009Applicant: KONINKLIJKE PHILIPS ELECTRONICS N.V.Inventors: Martinus Petrus Joseph Peeters, Rene Jan Hendriks, Aldegonda Lucia Weijers, Claudia Mutter
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Publication number: 20090206301Abstract: An inorganic phosphor body (102) for a light emitting diode, comprising an inorganic luminescent material is provided. A bonding precursor material (103) is arranged on a surface of said inorganic phosphor body (102), and the bonding precursor material comprises an at least partly hydrolyzed organically modified silane. The attachment of the bonding precursor material to the inorganic phosphor body is separated from the bonding of the inorganic phosphor body to a light emitting diode. Thus, the attachment of the bonding precursor material to the inorganic phosphor body may be performed at conditions detrimental to the LED.Type: ApplicationFiled: May 9, 2007Publication date: August 20, 2009Applicant: KONINKLIJKE PHILIPS ELECTRONICS N.V.Inventors: Marcus Antonius Verschuuren, Martinus Petrus Joseph Peeters, Jan De Graaf, Cornelis Gerardus Visser, Rene Jan Hendriks, Klemens Brunner
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Publication number: 20090128028Abstract: A light-emitting device is provided, comprising at least one light-emitting diode (100) for emitting light of a first color and a luminescent material (102) arranged on said at least one light-emitting diode to receive at least part of the light emitted by said light-emitting diode. The light-emitting device further comprises a filter (103) arranged to receive light emitted by said light-emitting diode (100) and transmitted through said luminescent material (102) and to absorb light of said first color. The filter comprises a pigment compound distributed in a matrix of silicon and oxygen atoms, in which matrix at least a portion of said silicon atoms are directly bonded to hydrocarbon groups.Type: ApplicationFiled: April 26, 2007Publication date: May 21, 2009Applicant: KONINKLIJKE PHILIPS ELECTRONICS N.V.Inventors: Volker Dirk Hildenbrand, Virginie Mercier, Rene Jan Hendriks
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Patent number: 6583551Abstract: The present invention relates to an improved maintenance, low-pressure mercury vapor discharge lamp having a discharge vessel enclosing a discharge space provided with a filling of mercury and a rare gas in a gastight manner. The discharge vessel is made from a glass of essentially 60-80% by weight SiO2 and 10-20% by weight Na2O. Preferably, the composition of this so-called sodium-rich glass is made of 70-75% by weight SiO2, 15-18% by weight Na2O and 0.25-2% by weight K2O. At least a part of the inner surface of the discharge vessel is provided with a transparent layer having a borate or a phosphate of an alkaline-earth metal and/or of scandium, yttrium or another rare earth metal. Preferably, the alkaline-earth metal is calcium, strontium and/or barium. In a particularly preferred embodiment, the transparent layer is made of yttrium borate and strontium borate. Additionally, the transparent layer preferably has a thickness between 5 and 200 nm and has provided on it a luminescent layer.Type: GrantFiled: January 29, 2001Date of Patent: June 24, 2003Assignee: Koninklijke Philips Electronics N.V.Inventors: Ingrid Josef Maria Snijkers-Hendrickx, Remy Cyrille Broersma, Rene Jan Hendriks
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Publication number: 20010026122Abstract: A low-pressure mercury vapor discharge lamp is provided with a discharge vessel (10). The discharge vessel (10) encloses a discharge space (11) provided with a filling of mercury and a rare gas in a gastight manner. According to the invention, the discharge vessel is made from a glass comprising silicon oxide and sodium oxide in the following percentages by weight: SiO2 60-80 wt. % and Na2O 10-20 wt. %. Preferably, the glass composition comprises SiO2 70-75 wt. %, Na2O 15-18 wt. % and K2O 0.25-2 wt. %, so that this glass is a so-called sodium-rich glass as compared to the customarily used mixed alkali glass. At least a part of an inner surface of the discharge vessel (10) is provided with a transparent layer (16) comprising a borate or a phosphate of an alkaline-earth metal and/or of scandium, yttrium or another rare earth metal. Preferably, the alkaline-earth metal is calcium, strontium and/or barium. Preferably, the transparent layer (16) comprises yttrium borate and strontium borate.Type: ApplicationFiled: January 29, 2001Publication date: October 4, 2001Inventors: Ingrid Josef Maria Snijkers-Hendrickx, Remy Cyrille Broersma, Rene Jan Hendriks