Patents by Inventor Wilko Westerhof

Wilko Westerhof 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).

  • Patent number: 10118303
    Abstract: The invention relates to a shaver, comprising a handle, at least two rotary shaving heads, driven by at least one drive shaft which protrudes from said handle, and a support structure for supporting said shaving heads onto the handle so as to have their joined shaving surface (S) extend substantially perpendicular to said at least one drive shaft. The support structure is configured such, that a space (A), restricted at one side by the shaving heads and at the opposite side by the handle, is substantially open to its remaining, surrounding side.
    Type: Grant
    Filed: April 6, 2017
    Date of Patent: November 6, 2018
    Assignee: KONINKLIJKE PHILIPS N.V.
    Inventors: Albertus J. C. Van Der Borst, Bart J. Massee, Paul A. J. Ackermans, Wilko Westerhof, Albert J. Aitink, Ype Brada
  • Publication number: 20170210019
    Abstract: The invention relates to a shaver, comprising a handle, at least two rotary shaving heads, driven by at least one drive shaft which protrudes from said handle, and a support structure for supporting said shaving heads onto the handle so as to have their joined shaving surface (S) extend substantially perpendicular to said at least one drive shaft. The support structure is configured such, that a space (A), restricted at one side by the shaving heads and at the opposite side by the handle, is substantially open to its remaining, surrounding side.
    Type: Application
    Filed: April 6, 2017
    Publication date: July 27, 2017
    Inventors: Albertus J.C. VAN DER BORST, Bart J. MASSEE, Paul A.J. ACKERMANS, Wilko WESTERHOF, Albert J. AITINK, Ype BRADA
  • Patent number: 9616583
    Abstract: A shaver with a handle and at least two rotary shaving heads. The shaver driven by at least one drive shaft which protrudes from the handle, and a support structure for supporting the shaving heads onto the handle so as to have their joined shaving surface extend substantially perpendicular to the at least one drive shaft. The support structure is configured such that a space (A), restricted at one side by the shaving head and at the opposite side by the handle, is substantially open to its remaining, surrounding side.
    Type: Grant
    Filed: September 29, 2014
    Date of Patent: April 11, 2017
    Assignee: KONINKLIJKE PHILIPS N.V.
    Inventors: Albertus J. C. Van Der Borst, Bart J. Massee, Paul A. J. Ackermans, Wilko Westerhof, Albert J. Aitink, Ype Brada
  • Patent number: 9346180
    Abstract: An appliance for personal care, such as skin, dental or hair treatment, comprising a dispensing structure (30) for automatically dispensing a fluid. The dispensing structure (30) includes a fluid reservoir (10), a discharge opening (11) and a fluid drive structure (9, 12, 15, 16, 17, 19, 20) for driving the fluid to be dispensed from the reservoir (10) and to and out of said discharge opening (11) in accordance with a dispensing rate/time profile (Sx). The fluid drive structure (9, 12, 15, 16, 17, 19, 20) is arranged for spurting at least once during said dispensing operation for squirting an additional quantity of the fluid to and out of the discharge opening (11) in addition to the fluid being dispensed in accordance with said dispensing rate/time profile (Sx).
    Type: Grant
    Filed: September 23, 2011
    Date of Patent: May 24, 2016
    Assignee: KONINKLIJKE PHILIPS N.V.
    Inventors: Jeroen Molema, Anke Sinnema, Wilko Westerhof
  • Patent number: 9061428
    Abstract: A shaving apparatus has at least one cutting unit (3) having an outer shaving surface (7) for contacting the skin, interrupted by hair entry apertures (8), an internal cutter (5) which is drivable for movement along the hair entry apertures (8) for cutting off hairs projecting through the hair entry apertures (8). A suspension member (6) via which the external cutter is suspended relative to the holder (2) is tiltable relative to the holder (2) about a tilting axis (17) located more closely to a first peripheral portion (18) of the shaving surface (7) than to a second peripheral portion (19) of the shaving surface (7) opposite to said first peripheral portion (18) of said shaving surface (7).
    Type: Grant
    Filed: October 24, 2013
    Date of Patent: June 23, 2015
    Assignee: KONINKLIJKE PHILIPS N.V.
    Inventors: Ype Brada, Robert A. van Eibergen Santhagens, Wilko Westerhof
  • Publication number: 20150013168
    Abstract: The invention relates to a shaver (1), comprising a handle (2), at least two rotary shaving heads (5), driven by at least one drive shaft (15; 115; 215) which protrudes from said handle (2), and a support structure (6) for supporting said shaving heads (5) onto the handle (2) so as to have their joined shaving surface (S) extend substantially perpendicular to said at least one drive shaft (15; 115; 215). The support structure (6) is configured such, that a space (A), restricted at one side by the shaving heads (5) and at the opposite side by the handle (2), is substantially open to its remaining, surrounding side.
    Type: Application
    Filed: September 29, 2014
    Publication date: January 15, 2015
    Inventors: Albertus J.C. VAN DER BORST, Bart J. MASSEE, Paul A.J. ACKERMANS, Wilko WESTERHOF, Albert J. AITINK, Ype BRADA
  • Patent number: 8844141
    Abstract: A shaver (1) includes a handle (2), at least two rotary shaving heads (5), driven by at least one drive shaft (15; 115; 215) which protrudes from the handle (2), and a support structure (6) for supporting the shaving heads (5) onto the handle (2) so as to have their joined shaving surface(s) extend substantially perpendicular to the at least one drive shaft (15; 115; 215). The support structure (6) is configured such, that a space (A), restricted at one side by the shaving heads (5) and at the opposite side by the handle (2), is substantially open to its remaining, surrounding side.
    Type: Grant
    Filed: December 16, 2005
    Date of Patent: September 30, 2014
    Assignee: Koninklijke Philips N.V.
    Inventors: Albertus Johannes Cornelis Van Der Borst, Bart J. Massee, Paul Anton Josef Ackermans, Wilko Westerhof, Albert Jan Aitink, Ype Brada
  • Patent number: 8678051
    Abstract: An instrument for filling a substance supply container of a device for personal care treatment has a filling needle having a proximal end connected or connectable to a storage reservoir and a distal end, a substance transport conduit extending from the proximal end to at least one outlet provided in a radially facing surface portion closely adjacent the distal end of the filling needle. A sleeve is arranged around the filling needle and is movable between a first position closing off the at least one outlet and a second position proximally away from the first position and the at least one outlet. A system including such an instrument, a container for cooperation with such an instrument and for provisioning a device for personal care treatment as well as a device for personal care treatment including such a container are described.
    Type: Grant
    Filed: September 7, 2012
    Date of Patent: March 25, 2014
    Assignee: Koninklijke Philips N.V.
    Inventors: Jeroen Molema, Wilko Westerhof, Bartele Hendrik De Vries, Reinier Niels Lap, Olaf Martin De Jong, Bart-Jan Zwart, Johannes Rogier De Vrind
  • Publication number: 20140047717
    Abstract: A shaving apparatus has at least one cutting unit (3) having an outer shaving surface (7) for contacting the skin, interrupted by hair entry apertures (8), an internal cutter (5) which is drivable for movement along the hair entry apertures (8) for cutting off hairs projecting through the hair entry apertures (8). A suspension member (6) via which the external cutter is suspended relative to the holder (2) is tiltable relative to the holder (2) about a tilting axis (17) located more closely to a first peripheral portion (18) of the shaving surface (7) than to a second peripheral portion (19) of the shaving surface (7) opposite to said first peripheral portion (18) of said shaving surface (7).
    Type: Application
    Filed: October 24, 2013
    Publication date: February 20, 2014
    Applicant: KONNKLIJKE PHILIPS N.V.
    Inventors: Ype Brada, Robert A. van Eibergen Santhagens, Wilko Westerhof
  • Patent number: 8595939
    Abstract: A shaving apparatus includes at least one cutting unit having an outer shaving surface or contacting the skin, interrupted by hair entry apertures, and an internal cutter which is drivable for movement along the hair entry apertures for cutting off hairs projecting through the hair entry apertures. A suspension member, via which the external cutter is suspended relative to the holder, is tiltable relative to the holder about a tilting axis located more closely to a first peripheral portion of the shaving surface than to a second peripheral portion of the shaving surface opposite to the first peripheral portion of the shaving surface.
    Type: Grant
    Filed: March 25, 2011
    Date of Patent: December 3, 2013
    Assignee: Koninklijke Philips N.V.
    Inventors: Ype Brada, Robert Alexander van Eibergen Santhagens, Wilko Westerhof
  • Publication number: 20130008562
    Abstract: An instrument for filling a substance supply container of a device for personal care treatment has a filling needle having a proximal end connected or connectable to a storage reservoir and a distal end, a substance transport conduit extending from the proximal end to at least one outlet provided in a radially facing surface portion closely adjacent the distal end of the filling needle. A sleeve is arranged around the filling needle and is movable between a first position closing off the at least one outlet and a second position proximally away from the first position and the at least one outlet. A system including such an instrument, a container for cooperation with such an instrument and for provisioning a device for personal care treatment as well as a device for personal care treatment including such a container are described.
    Type: Application
    Filed: September 7, 2012
    Publication date: January 10, 2013
    Applicant: KONINKLIJKE PHILIPS ELECTRONICS N.V.
    Inventors: JEROEN MOLEMA, WILKO WESTERHOF, BARTELE HENDRIK DE VRIES, REINIER NIELS LAP, OLAF MARTIN DE JONG, BART-JAN ZWART, JOHANNES ROGIER DE VRIND
  • Patent number: 8281824
    Abstract: An instrument (23) for filling a substance supply container (1) of a device (21) for personal care treatment has a filling needle (4) having a proximal end connected or connectable to a storage reservoir (22) and a distal end, a substance transport conduit (9) extending from the proximal end to at least one outlet (10, 11) provided in a radially facing surface portion closely adjacent the distal end of the filling needle (4). A sleeve (14, 15) is arranged around the filling needle (4) and is movable between a first position closing off the at least one outlet (10, 11) and a second position proximally away from the first position and the at least one outlet (10, 11). A system (20) including such an instrument (23), a container (1) for cooperation with such an instrument (23) and for provisioning a device (21) for personal care treatment as well as a device (21) for personal care treatment including such a container (1) are described.
    Type: Grant
    Filed: September 20, 2006
    Date of Patent: October 9, 2012
    Assignee: Koninklijke Philips Electronics N.V.
    Inventors: Jeroen Molema, Wilko Westerhof, Bartele Hendrik De Vries, Reinier Niels Lap, Olaf Martin De Jong, Bart-Jan Zwart, Johannes Rogier De Vrind
  • Patent number: 8261452
    Abstract: A shaving device comprises a head structure (2) and a base structure (4). The head structure (2) is configured to retain and support at least one shaving head (30A, 30B, 30C). The head structure (2) is releasably retainable on the base structure (4). The base structure (4) is free of support elements in an area of an outer circumference of the head structure (2) such that the head structure (2), when coupled to the base structure (4), is not supported in the area of its outer circumference. The head structure (2), when coupled to the base structure (4), is substantially only retained on the base structure (4) by a retaining force provided by a retaining structure of the base structure (4).
    Type: Grant
    Filed: November 12, 2007
    Date of Patent: September 11, 2012
    Assignee: Koninklijke Philips Electronics N.V.
    Inventors: Wilko Westerhof, Mattheus Jacobus Van Der Meer, Albert Jan Aitink, Harold Wolf, Oege Smedinga
  • Patent number: 8118194
    Abstract: A cartridge for an appliance for personal care, such as skin, dental or hair treatment includes a main body, a dispensing structure for dispensing a substance, such as a liquid, a paste or a gel, and a cartridge detachably connected to the main body. The cartridge bounds a reservoir space for holding the substance to be dispensed and includes a flexible wall part bounding the reservoir space for allowing reservoir space volume to accommodate to a volume of the substance filled therein and volumes of the substance dispensed therefrom; a rigid wall part also bounding the reservoir space, and a rigid housing. The flexible wall part is connected to the rigid housing along a contour of the rigid wall part.
    Type: Grant
    Filed: June 6, 2006
    Date of Patent: February 21, 2012
    Assignee: Koninklijke Philips Electronics N.V.
    Inventors: Jeroen Molema, Wilko Westerhof, Anke Sinnema, Johannes Josephus Blaak
  • Publication number: 20120005898
    Abstract: An appliance for personal care, such as skin, dental or hair treatment, comprising a dispensing structure (30) for automatically dispensing a fluid. The dispensing structure (30) includes a fluid reservoir (10), a discharge opening (11) and a fluid drive structure (9, 12, 15, 16, 17, 19, 20) for driving the fluid to be dispensed from the reservoir (10) and to and out of said discharge opening (11) in accordance with a dispensing rate/time profile (Sx). The fluid drive structure (9, 12, 15, 16, 17, 19, 20) is arranged for spurting at least once during said dispensing operation for squirting an additional quantity of the fluid to and out of the discharge opening (11) in addition to the fluid being dispensed in accordance with said dispensing rate/time profile (Sx).
    Type: Application
    Filed: September 23, 2011
    Publication date: January 12, 2012
    Applicant: KONINKLIJKE PHILIPS ELECTRONICS N.V.
    Inventors: JEROEN MOLEMA, ANKE SINNEMA, WILKO WESTERHOF
  • Patent number: 8028708
    Abstract: An appliance for personal care, such as skin, dental or hair treatment, comprising a dispensing structure (30) for automatically dispensing a fluid. The dispensing structure (30) includes a fluid reservoir (10), a discharge opening (11) and a fluid drive structure (9, 12, 15, 16, 17, 19, 20) for driving the fluid to be dispensed from the reservoir (10) to and out of said discharge opening (11) in accordance with a dispensing rate/time profile (Sx). The fluid drive structure (9, 12, 15, 16, 17, 19, 20) is arranged for spurting at least once during said dispensing operation for squirting an additional quantity of the fluid to and out of the discharge opening (11) in addition to the fluid being dispensed in accordance with said dispensing rate/time profile (Sx).
    Type: Grant
    Filed: March 15, 2006
    Date of Patent: October 4, 2011
    Assignee: Koninklijke Philips Electronics N.V.
    Inventors: Jeroen Molema, Anke Sinnema, Wilko Westerhof
  • Publication number: 20110167641
    Abstract: A shaving apparatus has at least one cutting unit (3) having an outer shaving surface (7) for contacting the skin, interrupted by hair entry apertures (8), an internal cutter (5) which is drivable for movement along the hair entry apertures (8) for cutting off hairs projecting through the hair entry apertures (8). A suspension member (6) via which the external cutter is suspended relative to the holder (2) is tiltable relative to the holder (2) about a tilting axis (17) located more closely to a first peripheral portion (18) of the shaving surface (7) than to a second peripheral portion (19) of the shaving surface (7) opposite to said first peripheral portion (18) of said shaving surface (7).
    Type: Application
    Filed: March 25, 2011
    Publication date: July 14, 2011
    Applicant: KONINKLIJKE PHILIPS ELECTRONICS N.V.
    Inventors: YPE BRADA, ROBERT ALEXANDER VAN EIBERGEN SANTHAGENS, WILKO WESTERHOF
  • Patent number: RE47515
    Abstract: A shaving device comprises a head structure (2) and a base structure (4). The head structure (2) is configured to retain and support at least one shaving head (30A, 30B, 30C). The head structure (2) is releasably retainable on the base structure (4). The base structure (4) is free of support elements in an area of an outer circumference of the head structure (2) such that the head structure (2), when coupled to the base structure (4), is not supported in the area of its outer circumference. The head structure (2), when coupled to the base structure (4), is substantially only retained on the base structure (4) by a retaining force provided by a retaining structure of the base structure (4).
    Type: Grant
    Filed: March 20, 2015
    Date of Patent: July 16, 2019
    Assignee: KONINKLIJKE PHILIPS N.V.
    Inventors: Wilko Westerhof, Mattheus Jacobus Van Der Meer, Albert Jan Aitink, Harold Wolf, Oege Smedinga
  • Patent number: RE47538
    Abstract: A shaving device comprises a head structure (2) and a base structure (4). The head structure (2) is configured to retain and support at least one shaving head (30A, 30B, 30C). The head structure (2) is releasably retainable on the base structure (4). The base structure (4) is free of support elements in an area of an outer circumference of the head structure (2) such that the head structure (2), when coupled to the base structure (4), is not supported in the area of its outer circumference. The head structure (2), when coupled to the base structure (4), is substantially only retained on the base structure (4) by a retaining force provided by a retaining structure of the base structure (4).
    Type: Grant
    Filed: September 11, 2014
    Date of Patent: July 30, 2019
    Assignee: KONINKLIJKE PHILIPS N.V.
    Inventors: Wilko Westerhof, Mattheus Jacobus Van Der Meer, Albert Jan Aitink, Harold Wolf, Oege Smedinga
  • Patent number: RE48352
    Abstract: A shaving device comprises a head structure (2) and a base structure (4). The head structure (2) is configured to retain and support at least one shaving head (30A, 30B, 30C). The head structure (2) is releasably retainable on the base structure (4). The base structure (4) is free of support elements in an area of an outer circumference of the head structure (2) such that the head structure (2), when coupled to the base structure (4), is not supported in the area of its outer circumference. The head structure (2), when coupled to the base structure (4), is substantially only retained on the base structure (4) by a retaining force provided by a retaining structure of the base structure (4).
    Type: Grant
    Filed: July 11, 2018
    Date of Patent: December 15, 2020
    Assignee: KONINKLIJKE PHILIPS N.V.
    Inventors: Wilko Westerhof, Mattheus Jacobus Van Der Meer, Albert Jan Aitink, Harold Wolf, Oege Smedinga