Patents by Inventor Kenichi Ozawa

Kenichi Ozawa 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).

  • Publication number: 20210146804
    Abstract: To make a rotatable vehicle seat be rotatable in a small space, in a vehicle seat (1) including a seat cushion (7) provided on a floor (2) of a vehicle and a seat back (8) provided on the seat cushion, the seat cushion is provided on the floor so as to be rotatable about a selected one of multiple rotation axes (A) extending substantially vertically. Preferably, a rotation device (4) is provided between the floor and the seat cushion, the rotation device being configured to enable rotation about the selected one of the multiple rotation axes while restricting rotation about any of the remaining rotation axes.
    Type: Application
    Filed: June 13, 2018
    Publication date: May 20, 2021
    Inventors: Jinichi Tanabe, Kenichi Niitsuma, Hidetoshi Ozawa
  • Patent number: 10978939
    Abstract: An electric actuator includes a first wiring member with a first connection portion exposed to one side in an axial-direction of a first case and a second wiring member with a second connection portion exposed to another side in the axial-direction of a second case, the first and second connection portions each having two opposing portions that respectively oppose in first and second directions with first and second gaps therebetween, the first gap having a narrow portion and a wide portion (larger in the first direction) connected thereto on the other side in the axial-direction, the second gap having a narrow portion and a wide portion (larger in the second direction) connected thereto on the one side in the axial-direction, and the first and second gaps overlapping at least partially when the first and second case are fixed, and the first and second connection portions are electrically connected.
    Type: Grant
    Filed: July 23, 2018
    Date of Patent: April 13, 2021
    Assignee: NIDEC TOSOK CORPORATION
    Inventors: Hiroshi Shirai, Shuichi Kinjo, Yutaka Uematsu, Kenichi Ozawa
  • Patent number: 10946314
    Abstract: A pressure control device is provided and includes a body which has a groove-shaped flow path including a groove part and a widened part connected to the groove part and having a width larger than a width of the groove part, and a filter unit which captures foreign matters mixed in a fluid which passes through the groove-shaped flow path. The filter unit includes a frame body being in a cylindrical shape and including a through hole part which penetrates in a direction along a central axis, and at least one filter member being in a planar plate shape disposed to intercept the through hole part and supported inside the frame body, in which the filter unit is accommodated in the widened part so that a direction orthogonal to the central axis of the frame body is along a depth direction of the widened part.
    Type: Grant
    Filed: February 11, 2020
    Date of Patent: March 16, 2021
    Assignee: NIDEC TOSOK CORPORATION
    Inventors: Masaru Miyagi, Kenichi Ozawa
  • Patent number: 10907665
    Abstract: A pressure control device includes a body having a groove-shaped flow path including a groove part and a widened part, and a filter unit capturing foreign matters mixed in a fluid which passes through the groove-shaped flow path; the filter unit having a frame body including a through hole part and a filter member in a planar plate shape disposed with respect to the through hole part, and the filter unit being accommodated in the widened part. The frame body has: a first part having a first shape, a second part having a second shape smaller than the first shape, and a step part located at a boundary part between the first part and the second part The second part has a storage part provided in a penetrating manner on a bottom part side of the groove-shaped flow path and storing the captured foreign matters.
    Type: Grant
    Filed: February 12, 2020
    Date of Patent: February 2, 2021
    Assignee: NIDEC TOSOK CORPORATION
    Inventors: Masaru Miyagi, Kenichi Ozawa
  • Publication number: 20200358053
    Abstract: A battery pack supplies an electrically driven treatment apparatus with an electric driving power. The battery pack includes: a plurality of pouch cells, wherein the pouch cells have cell tabs and are configured and disposed in a stack such that the cell tabs are disposed on a common tab side of the stack in two tab columns, wherein averted end limits of the tab columns define an intermediate zone, and a circuit board. The circuit board is disposed within the intermediate zone and is electrically connected to the cell tabs.
    Type: Application
    Filed: May 8, 2020
    Publication date: November 12, 2020
    Inventors: Daniel SAUERTEIG, Julien SCHOLL, Kenichi OZAWA, Takayuki SATO, Daiki MISAWA, Malte VON HOFEN, Daniel WAGNER, Marcel WILKA, Martin SCHURR, Uwe BOSSMANN, Dirk LIEPOLD
  • Publication number: 20200358145
    Abstract: A battery pack supplies an electrically driven treatment apparatus with an electric driving power and includes: a first stack limiting structure and a second stack limiting structure, wherein the second stack limiting structure is disposed opposite and with a fixed distance to the first stack limiting structure; a plurality of pouch cells, wherein the pouch cells are disposed in a stack, wherein the stack is disposed between the first stack limiting structure and the second stack limiting structure and a height of the stack in a stack direction is limited by the first stack limiting structure and the second stack limiting structure; and a sensor arrangement. The sensor arrangement is disposed in the stack. The sensor arrangement extends across a major part of a surface of the pouch cells and is configured such that the height of the stack across the extension is approximately equal. The sensor arrangement has a pressure sensor.
    Type: Application
    Filed: May 8, 2020
    Publication date: November 12, 2020
    Inventors: Daniel SAUERTEIG, Julien SCHOLL, Kenichi OZAWA, Takayuki SATO, Daiki MISAWA, Yosuke KONO, Masaki KURATSUKA
  • Publication number: 20200358055
    Abstract: A battery pack supplies an electrically driven treatment apparatus with an electric driving power and includes: a plurality of accumulator cells, wherein the accumulator cells have cell contacts; at least one circuit board, wherein the at least one circuit board is electrically connected to the cell contacts; and a battery pack housing, wherein the battery pack housing has a first battery pack housing part and a second battery pack housing part, wherein the first battery pack housing part and the second battery pack housing part are closed by each other. The accumulator cells are disposed within the battery pack housing.
    Type: Application
    Filed: May 8, 2020
    Publication date: November 12, 2020
    Inventors: Daniel SAUERTEIG, Julien SCHOLL, Kenichi OZAWA, Takayuki SATO, Daiki MISAWA, Daniel WAGNER, Marcel WILKA, Martin SCHURR, Uwe BOSSMANN, Dirk LIEPOLD
  • Publication number: 20200358060
    Abstract: A battery pack supplies an electrically driven treatment apparatus with an electric driving power. The battery pack includes: a stack housing, wherein the stack housing has a common housing opening defined by a housing edge, and a plurality of pouch cells, wherein the pouch cells have cell tabs and are configured and disposed in a stack within the stack housing such that the cell tabs at least with tab parts on the common housing opening project beyond at least one edge portion of the housing edge. The tab parts are directly electrically connected to each other by welded connections.
    Type: Application
    Filed: May 8, 2020
    Publication date: November 12, 2020
    Inventors: Daniel SAUERTEIG, Julien SCHOLL, Kenichi OZAWA, Takayuki SATO, Daiki MISAWA, Marcel WILKA, Martin SCHURR, Uwe BOSSMANN, Dirk LIEPOLD, Daniel WAGNER
  • Publication number: 20200276524
    Abstract: A pressure control device is provided and includes a body which has a groove-shaped flow path including a groove part and a widened part connected to the groove part and having a width larger than a width of the groove part, and a filter unit which captures foreign matters mixed in a fluid which passes through the groove-shaped flow path. The filter unit includes a frame body being in a cylindrical shape and including a through hole part which penetrates in a direction along a central axis, and at least one filter member being in a planar plate shape disposed to intercept the through hole part and supported inside the frame body, in which the filter unit is accommodated in the widened part so that a direction orthogonal to the central axis of the frame body is along a depth direction of the widened part.
    Type: Application
    Filed: February 11, 2020
    Publication date: September 3, 2020
    Applicant: NIDEC TOSOK CORPORATION
    Inventors: Masaru MIYAGI, Kenichi OZAWA
  • Publication number: 20200277974
    Abstract: A pressure control device includes a body having a groove-shaped flow path including a groove part and a widened part, and a filter unit capturing foreign matters mixed in a fluid which passes through the groove-shaped flow path; the filter unit having a frame body including a through hole part and a filter member in a planar plate shape disposed with respect to the through hole part, and the filter unit being accommodated in the widened part. The frame body has: a first part having a first shape, a second part having a second shape smaller than the first shape, and a step part located at a boundary part between the first part and the second part The second part has a storage part provided in a penetrating manner on a bottom part side of the groove-shaped flow path and storing the captured foreign matters.
    Type: Application
    Filed: February 12, 2020
    Publication date: September 3, 2020
    Applicant: NIDEC TOSOK CORPORATION
    Inventors: Masaru MIYAGI, Kenichi OZAWA
  • Patent number: 10734617
    Abstract: A battery module includes a plurality of flat or square type batteries that each have a positive terminal and a negative terminal; a holder that has an opening, and retains the batteries in such a manner that the positive terminal and the negative terminal are positioned toward the opening, and that the principal surfaces of the batteries face each other; a cover that is disposed over the opening; a circuit board that is disposed over the cover; and a plurality of connection members that are disposed between the cover and the circuit board to electrically connect the positive terminal and negative terminal. Some of the connection members retain a peripheral portion of the circuit board.
    Type: Grant
    Filed: July 22, 2016
    Date of Patent: August 4, 2020
    Assignee: Murata Manufacturing Co., Ltd.
    Inventors: Hirotaka Sakai, Fumihiko Suzuki, Yasushi Mori, Kenichi Ozawa
  • Patent number: 10591051
    Abstract: A sensor mounting may include an accommodation unit; a sensor case; and a screw member. A flow passage body may include the accommodation unit, and a flow passage opening. The fluid pressure sensor may include a sensor main body, and the sensor case. The sensor case may include a sensing hole. The sensor case may include a columnar portion disposed along a center axis, and a flange portion which protrudes from the columnar portion. The accommodation unit may include a female screw provided in a radially inside surface of the accommodation unit. The screw member may include the screw member may include a hole portion, and a male screw. The screw member may be disposed to be opposed to an upper side of the flange portion.
    Type: Grant
    Filed: July 18, 2018
    Date of Patent: March 17, 2020
    Assignee: NIDEC TOSOK CORPORATION
    Inventors: Hiroshi Shirai, Tomoka Osawa, Toshiaki Nakamura, Kenichi Ozawa
  • Patent number: 10345181
    Abstract: A guide protrusion includes first walls protruding upwards from an upper face of a body, facing each other across an opening in a first direction, and first protrusions protruding from each first wall toward the other. A receptive portion between the first walls has a first opening, opening to one side in a second direction orthogonal to the first direction. The sensor case is received from the first opening following the second direction. The guide protrusion has a first movement restricting face facing another side in the second direction. The sensor case includes a columnar portion extending vertically through a gap between the first protrusions, a flange at least partially between the upper face and the first protrusions in the vertical direction, within the receptive portion, and a facing portion on the other side of the first movement restricting face in the second direction, facing the first movement restricting face.
    Type: Grant
    Filed: September 25, 2017
    Date of Patent: July 9, 2019
    Assignee: NIDEC TOSOK CORPORATION
    Inventors: Tomoka Osawa, Hironobu Wakabayashi, Toshiaki Nakamura, Hiroshi Tatsuta, Kenichi Ozawa
  • Publication number: 20190036422
    Abstract: An electric actuator includes a first wiring member with a first connection portion exposed to one side in an axial-direction of a first case and a second wiring member with a second connection portion exposed to another side in the axial-direction of a second case, the first and second connection portions each having two opposing portions that respectively oppose in first and second directions with first and second gaps therebetween, the first gap having a narrow portion and a wide portion (larger in the first direction) connected thereto on the other side in the axial-direction, the second gap having a narrow portion and a wide portion (larger in the second direction) connected thereto on the one side in the axial-direction, and the first and second gaps overlapping at least partially when the first and second case are fixed, and the first and second connection portions are electrically connected.
    Type: Application
    Filed: July 23, 2018
    Publication date: January 31, 2019
    Applicant: NIDEC TOSOK CORPORATION
    Inventors: Hiroshi SHIRAI, Shuichi KINJO, Yutaka UEMATSU, Kenichi OZAWA
  • Publication number: 20190024782
    Abstract: A sensor mounting may include an accommodation unit; a sensor case; and a screw member. A flow passage body may include the accommodation unit, and a flow passage opening. The fluid pressure sensor may include a sensor main body, and the sensor case. The sensor case may include a sensing hole. The sensor case may include a columnar portion disposed along a center axis, and a flange portion which protrudes from the columnar portion. The accommodation unit may include a female screw provided in a radially inside surface of the accommodation unit. The screw member may include the screw member may include a hole portion, and a male screw. The screw member may be disposed to be opposed to an upper side of the flange portion.
    Type: Application
    Filed: July 18, 2018
    Publication date: January 24, 2019
    Inventors: Hiroshi SHIRAI, Tomoka OSAWA, Toshiaki NAKAMURA, Kenichi OZAWA
  • Patent number: 10119878
    Abstract: In an oil-pressure-sensor attachment structure according to an aspect of the invention, an oil channel body includes a lower body and an upper body arranged at an upper side of the lower body in a superposed manner. The attachment structure includes the upper body, a sensor case, and a connection member including an electrical connection portion that electrically connects an external power supply with a sensor main body. The connection member contacts the upper body from the upper side. The upper body has a through hole in an up-down direction. The sensor case includes a columnar portion that extends in the up-down direction and is inserted into the through hole, a flange portion that protrudes outward in the radial direction from the columnar portion and is arranged to face the lower side of the upper body, and a first hook portion that is hooked to the connection member.
    Type: Grant
    Filed: September 25, 2017
    Date of Patent: November 6, 2018
    Assignee: NIDEC TOSOK CORPORATION
    Inventors: Tomoka Osawa, Hironobu Wakabayashi, Toshiaki Nakamura, Hiroshi Tatsuta, Kenichi Ozawa
  • Patent number: 10051164
    Abstract: There is provided a camera that includes a body-side mount. The body-side mount includes a first reference plane, has a first flange back distance from the first reference plane to an imaging plane, and allows an adapter to be mounted on the first reference plane. The adapter includes a second reference plane, and has a second flange back distance from the second reference plane to the imaging plane. The second flange back distance is shorter than the first flange back distance.
    Type: Grant
    Filed: November 28, 2014
    Date of Patent: August 14, 2018
    Assignee: SONY CORPORATION
    Inventors: Kenichi Ozawa, Satoshi Moriyama, Junpei Yamauchi
  • Publication number: 20180212214
    Abstract: A battery module includes a plurality of flat or square type batteries that each have a positive terminal and a negative terminal; a holder that has an opening, and retains the batteries in such a manner that the positive terminal and the negative terminal are positioned toward the opening, and that the principal surfaces of the batteries face each other; a cover that is disposed over the opening; a circuit board that is disposed over the cover; and a plurality of connection members that are disposed between the cover and the circuit board to electrically connect the positive terminal and negative terminal. Some of the connection members retain a peripheral portion of the circuit board.
    Type: Application
    Filed: July 22, 2016
    Publication date: July 26, 2018
    Applicant: Sony Corporation
    Inventors: Hirotaka SAKAI, Fumihiko SUZUKI, Yasushi MORI, Kenichi OZAWA
  • Publication number: 20180087992
    Abstract: A guide protrusion includes first walls protruding upwards from an upper face of a body, facing each other across an opening in a first direction, and first protrusions protruding from each first wall toward the other. A receptive portion between the first walls has a first opening, opening to one side in a second direction orthogonal to the first direction. The sensor case is received from the first opening following the second direction. The guide protrusion has a first movement restricting face facing another side in the second direction. The sensor case includes a columnar portion extending vertically through a gap between the first protrusions, a flange at least partially between the upper face and the first protrusions in the vertical direction, within the receptive portion, and a facing portion on the other side of the first movement restricting face in the second direction, facing the first movement restricting face.
    Type: Application
    Filed: September 25, 2017
    Publication date: March 29, 2018
    Inventors: Tomoka OSAWA, Hironobu WAKABAYASHI, Toshiaki NAKAMURA, Hiroshi TATSUTA, Kenichi OZAWA
  • Publication number: 20180087991
    Abstract: In an oil-pressure-sensor attachment structure according to an aspect of the invention, an oil channel body includes a lower body and an upper body arranged at an upper side of the lower body in a superposed manner. The attachment structure includes the upper body, a sensor case, and a connection member including an electrical connection portion that electrically connects an external power supply with a sensor main body. The connection member contacts the upper body from the upper side. The upper body has a through hole in an up-down direction. The sensor case includes a columnar portion that extends in the up-down direction and is inserted into the through hole, a flange portion that protrudes outward in the radial direction from the columnar portion and is arranged to face the lower side of the upper body, and a first hook portion that is hooked to the connection member.
    Type: Application
    Filed: September 25, 2017
    Publication date: March 29, 2018
    Inventors: Tomoka OSAWA, Hironobu WAKABAYASHI, Toshiaki NAKAMURA, Hiroshi TATSUTA, Kenichi OZAWA