Patents by Inventor Hiromi Nakamura
Hiromi Nakamura 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: 11964495Abstract: Provided is an ink set including: an ink containing a cyan pigment; an ink containing a magenta pigment; and an ink containing a yellow pigment, wherein the proportion of the cyan pigment is 0.70% by mass or greater but 1.40% by mass or less, and wherein the proportion of the magenta pigment and the proportion of the yellow pigment are both higher than the proportion of the cyan pigment.Type: GrantFiled: January 21, 2020Date of Patent: April 23, 2024Assignee: Ricoh Company, Ltd.Inventors: Hiromi Sakaguchi, Itsuro Sasaki, Ayaka Tanaka, Naoto Shimura, Shunsuke Horie, Hiroshi Gotou, Yuta Nakamura
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Publication number: 20230105883Abstract: Porous alumina having excellent heat resistance and coking resistance is provided. The porous alumina can include silica and barium oxide added to aluminum oxide, wherein a ratio of SiO2 addition amount to a total mass of aluminum oxide and SiO2 addition amount is defined as SiO2 addition ratio (mass %), a ratio of BaO addition amount to a total mass of aluminum oxide and SiO2 addition amount is defined as BaO addition ratio (mass %), when the SiO2 addition ratio is within a range of 3 mass % or less and the BaO addition ratio is within a range of 14 mass % or less, the silica and the barium oxide are respectively added to the aluminum oxide so that a specific surface area of the porous alumina measured by a measuring method after heat treatment is equal to or larger than a reference specific surface area of reference porous alumina.Type: ApplicationFiled: February 18, 2021Publication date: April 6, 2023Applicants: Renaissance Energy Research Corporation, NATIONAL INSTITUTE OF TECHNOLOGYInventors: Akira HASEGAWA, Yoshihiro KADOMA, Osamu OKADA, Kana MOTOMURA, Shizuka OGASAWARA, Hiromi NAKAMURA, Tamotsu NONOUCHI, Kaori MATSUDA
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Patent number: 11465554Abstract: Problem: To provide a light source unit that can be housed in a narrow space, can be curved to match the shape of the space, and can emit linear light in a desired lighting pattern, and a vehicle lamp equipped with this light source unit. Solution: A light source unit 1 is comprised of a strip of translucent film 3 in which LEDs 2 are embedded and strips of lenses 4 that cover the translucent film 3 on the top and back surfaces thereof. The lenses 4 are provided with a light collecting portion 41 that collects the light from the LEDs 2 and a reflective portion 42 that changes the direction of the light incident from the light collecting portion 41 on the surface opposite the surface on which the light collecting portion 41 is provided. The LEDs 2 are arranged linearly along the longitudinal direction of the translucent film 3, and each can be independently controlled for lighting.Type: GrantFiled: February 13, 2020Date of Patent: October 11, 2022Assignee: Koito Manufacturing Co., Ltd.Inventor: Hiromi Nakamura
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Publication number: 20220134944Abstract: Problem: To provide a light source unit that can be housed in a narrow space, can be curved to match the shape of the space, and can emit linear light in a desired lighting pattern, and a vehicle lamp equipped with this light source unit. Solution: A light source unit 1 is comprised of a strip of translucent film 3 in which LEDs 2 are embedded and strips of lenses 4 that cover the translucent film 3 on the top and back surfaces thereof. The lenses 4 are provided with a light collecting portion 41 that collects the light from the LEDs 2 and a reflective portion 42 that changes the direction of the light incident from the light collecting portion 41 on the surface opposite the surface on which the light collecting portion 41 is provided. The LEDs 2 are arranged linearly along the longitudinal direction of the translucent film 3, and each can be independently controlled for lighting.Type: ApplicationFiled: February 13, 2020Publication date: May 5, 2022Inventor: Hiromi Nakamura
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Patent number: 10145537Abstract: An illumination unit includes a transparent substrate, a light source, a first half mirror, and a mirror. The light source is mounted on the transparent substrate. The first half mirror is disposed on a front side of the transparent substrate. The mirror is disposed on a rear side of the transparent substrate. Light emitted from the light source is repeatedly reflected between the first half mirror and the mirror while being transmitted through the transparent substrate, so as to be output forward from the first half mirror.Type: GrantFiled: June 3, 2015Date of Patent: December 4, 2018Assignee: KOITO MANUFACTURING CO., LTD.Inventors: Ken Watanabe, Hiromi Nakamura
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Patent number: 9967981Abstract: Provided is a light source unit including a base unit formed on a front surface thereof with a first circuit pattern by irradiating laser light to a resin molded article, and a light emitting element mounted on the base unit and electrically connected to the first circuit pattern. The base unit includes a mounting surface portion directed in a prescribed direction such that the light emitting element is mounted thereon, and a sidewall surface portion connected to the mounting surface portion in a plane intersection state, and the sidewall surface portion is formed as an inclined surface intersecting with the mounting surface portion at an obtuse angle.Type: GrantFiled: January 19, 2016Date of Patent: May 8, 2018Assignee: Koito Manufacturing Co., Ltd.Inventors: Yoshiaki Aiso, Koji Uchino, Hiromi Nakamura, Takayuki Otsubo
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Patent number: 9511707Abstract: A lamp that is mounted on a vehicle has a transparent substrate including a conductive layer, a light-emitting element supported by the transparent substrate and electrically connected to the conductive layer, a connection portion electrically connected to the conductive layer at an end of the transparent substrate, and a connector electrically connected to the connection portion.Type: GrantFiled: April 6, 2015Date of Patent: December 6, 2016Assignee: KOITO MANUFACTURING CO., LTD.Inventor: Hiromi Nakamura
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Publication number: 20160219708Abstract: Provided is a light source unit including a base unit formed on a front surface thereof with a first circuit pattern by irradiating laser light to a resin molded article, and a light emitting element mounted on the base unit and electrically connected to the first circuit pattern. The base unit includes a mounting surface portion directed in a prescribed direction such that the light emitting element is mounted thereon, and a sidewall surface portion connected to the mounting surface portion in a plane intersection state, and the sidewall surface portion is formed as an inclined surface intersecting with the mounting surface portion at an obtuse angle.Type: ApplicationFiled: January 19, 2016Publication date: July 28, 2016Inventors: Yoshiaki Aiso, Koji Uchino, Hiromi Nakamura, Takayuki Otsubo
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Publication number: 20150345740Abstract: An illumination unit includes a transparent substrate, a light source, a first half mirror, and a mirror. The light source is mounted on the transparent substrate. The first half mirror is disposed on a front side of the transparent substrate. The mirror is disposed on a rear side of the transparent substrate. Light emitted from the light source is repeatedly reflected between the first half mirror and the mirror while being transmitted through the transparent substrate, so as to be output forward from the first half mirror.Type: ApplicationFiled: June 3, 2015Publication date: December 3, 2015Applicant: KOITO MANUFACTURING CO., LTD.Inventors: Ken Watanabe, Hiromi Nakamura
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Publication number: 20150283936Abstract: A lamp that is mounted on a vehicle has a transparent substrate including a conductive layer, a light-emitting element supported by the transparent substrate and electrically connected to the conductive layer, a connection portion electrically connected to the conductive layer at an end of the transparent substrate, and a connector electrically connected to the connection portion.Type: ApplicationFiled: April 6, 2015Publication date: October 8, 2015Applicant: KOITO MANUFACTURING CO., LTD.Inventor: Hiromi Nakamura
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Publication number: 20140003072Abstract: A vehicular rear panel having a new configuration is provided. The vehicular rear panel according to an aspect of the present disclosure is made of a resin material and disposed on the rear vehicle body part. The vehicular rear panel includes: a light source which is at least partially disposed in the inside of the vehicular rear panel, a circuit which is at least partially provided in the vehicular rear panel to supply electric power to the light source, and a light emitting unit configured to emit light source light to the rear of the vehicle.Type: ApplicationFiled: June 26, 2013Publication date: January 2, 2014Inventors: Hideaki YAMAMOTO, Daisuke MOCHIZUKI, Takanori NAMBA, Naoki SUGIURA, Tomoaki OTANI, Seiichiro YAGI, Koji UCHINO, Hiromi NAKAMURA, Masaaki NAKABAYASHI
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Patent number: 7993045Abstract: A vehicular headlamp is provided. The vehicular headlamp includes a headlamp which emits light; an indication lamp comprising semiconductor light-emitting elements as light sources; and an electric circuit which supplies a current to the indication lamp. The indication lamp is divided into at least two light source sections comprising respective sets of light sources, and at least one of the light source sections is disposed in a high-temperature region whose temperature is made higher than in a remainder of the light source sections while the headlamp unit is lit. The electric circuit controls the light source sections individually so that a current supplied to the light source section disposed in the high-temperature region is made smaller than a current supplied to the remainder of the light source sections.Type: GrantFiled: March 11, 2009Date of Patent: August 9, 2011Assignee: Koito Manufacturing Co., Ltd.Inventors: Hiromi Nakamura, Hironori Tsukamoto
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Patent number: 7837368Abstract: A vehicular lamp includes a plurality of light sources; a lamp chamber for housing the plurality of light sources; and a bounding member for bounding the plurality of light sources in the lamp chamber. The bounding member includes a sheet-like material integrally formed into a predetermined shape so that one or more bounding walls are provided between or among the plurality of light sources. A vehicular lamp includes a plurality of lamp units; a lamp chamber for housing the plurality of lamp units; and a bounding member for bounding the plurality of lamp units in the lamp chamber. The bounding member includes a sheet-like material integrally formed into a predetermined shape so that one or more bounding walls are provided between or among the plurality of lamp units.Type: GrantFiled: August 1, 2008Date of Patent: November 23, 2010Assignee: Koito Manfacturing Co., Ltd.Inventors: Hiromi Nakamura, Hironori Tsukamoto
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Patent number: 7661856Abstract: A vehicular lamp 1 including a lamp chamber 7, which is formed with a lamp body 3 and a transparent front cover 5 attached to the front opening of the lamp body, and a lamp unit 13, which includes a reflector 9 and a light source 11 and is provided in the lamp chamber 7 so that the optical axis direction of the lamp unit is adjusted by a tilting movement adjustment mechanism 15, wherein a millimeter wave radar device 25 is attached to the lamp body, and a reflection mirror 31 that reflects, toward the front of the lamp, a millimeter wave signal 29 emitted by the millimeter wave radar device is attached to a supporting frame 21 which is a part of the tilting movement adjustment mechanism.Type: GrantFiled: December 4, 2007Date of Patent: February 16, 2010Assignee: Koito Manufacturing Co., Ltd.Inventors: Hiromi Nakamura, Kazuma Mochizuki, Yoshinao Daicho, Hiromi Umehara, Yasuo Teranishi
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Publication number: 20090231876Abstract: A vehicular headlamp is provided. The vehicular headlamp includes a headlamp which emits light; an indication lamp comprising semiconductor light-emitting elements as light sources; and an electric circuit which supplies a current to the indication lamp. The indication lamp is divided into at least two light source sections comprising respective sets of light sources, and at least one of the light source sections is disposed in a high-temperature region whose temperature is made higher than in a remainder of the light source sections while the headlamp unit is lit. The electric circuit controls the light source sections individually so that a current supplied to the light source section disposed in the high-temperature region is made smaller than a current supplied to the remainder of the light source sections.Type: ApplicationFiled: March 11, 2009Publication date: September 17, 2009Applicant: KOITO MANUFACTURING CO., LTD.Inventors: Hiromi Nakamura, Hironori Tsukamoto
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Publication number: 20090034282Abstract: A vehicular lamp includes a plurality of light sources; a lamp chamber for housing the plurality of light sources; and a bounding member for bounding the plurality of light sources in the lamp chamber. The bounding member includes a sheet-like material integrally formed into a predetermined shape so that one or more bounding walls are provided between or among the plurality of light sources. A vehicular lamp includes a plurality of lamp units; a lamp chamber for housing the plurality of lamp units; and a bounding member for bounding the plurality of lamp units in the lamp chamber. The bounding member includes a sheet-like material integrally formed into a predetermined shape so that one or more bounding walls are provided between or among the plurality of lamp units.Type: ApplicationFiled: August 1, 2008Publication date: February 5, 2009Applicant: KOITO MANUFACTURING CO., LTD.Inventors: Hiromi Nakamura, Hironori Tsukamoto
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Publication number: 20080180965Abstract: A vehicular lamp having a light source unit 30 provided inside a lamp chamber formed by a lamp body 10 and a front cover 20, wherein a millimeter wave radar 40 is provided inside the lamp chamber, and a light guide plate 60 is provided between the front cover 20 and the millimeter wave radar 40, and the light guide plate 60 is illuminated by the light source of the lamp or by a dedicated light source provided solely for the light guide plate 60.Type: ApplicationFiled: January 30, 2008Publication date: July 31, 2008Inventors: Hiromi Nakamura, Yuichi Shibata, Yoshinao Daicho, Nobutaka Tezuka, Motohiro Komatsu
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Publication number: 20080158897Abstract: A vehicular lamp 1 including a lamp chamber 7, which is formed with a lamp body 3 and a transparent front cover 5 attached to the front opening of the lamp body, and a lamp unit 13, which includes a reflector 9 and a light source 11 and is provided in the lamp chamber 7 so that the optical axis direction of the lamp unit is adjusted by a tilting movement adjustment mechanism 15, wherein a millimeter wave radar device 25 is attached to the lamp body, and a reflection mirror 31 that reflects, toward the front of the lamp, a millimeter wave signal 29 emitted by the millimeter wave radar device is attached to a supporting frame 21 which is a part of the tilting movement adjustment mechanism.Type: ApplicationFiled: December 4, 2007Publication date: July 3, 2008Inventors: Hiromi Nakamura, Kazuma Mochizuki, Yoshinao Daicho, Hiromi Umehara, Yasuo Teranishi
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Patent number: 6660052Abstract: A method for blowing synthetic resins as a fuel into a furnace comprising: processing synthetic resins consisting essentially of film shaped synthetic resins by melting or semi-melting the synthetic resins by heat to produce granular synthetic resins having a bulk density of at least 0.3 and angle of repose of up to 40 degrees; pneumatically feeding the granular synthetic resins from the processing; and blowing the pneumatically fed granular synthetic resins into a furnace.Type: GrantFiled: January 9, 2003Date of Patent: December 9, 2003Assignee: NKK CorporationInventors: Hiromi Nakamura, Iwao Okochi, Mitsuhiro Fujii, Atsushi Yamaguchi, Minoru Asanuma
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Patent number: 6540798Abstract: A method for processing synthetic resins into a furnace fuel, comprising melting or semi-melting synthetic resins consisting essentially of film shaped synthetic resins to produce granular synthetic resins having a bulk density of at least 0.3 and an angle of repose of up to 40 degrees, wherein the angle of repose is a base angle when the granular synthetic resins are dropped on a horizontal plane surface.Type: GrantFiled: December 5, 2000Date of Patent: April 1, 2003Assignee: NKK CorporationInventors: Minoru Asanuma, Hiromi Nakamura, Iwao Okochi, Mitsuhiro Fujii, Atsushi Yamaguchi