Patents by Inventor Kei OKUMA

Kei OKUMA 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: 20250074267
    Abstract: A vehicle seat includes a seat cushion provided with a seat cushion frame, a front link configured to adjust a height of the seat cushion with respect to a base that is a slide rail or a vehicle body floor, and a front load detection sensor attached to an upper rail and configured to detect a load applied to the vehicle seat. The seat cushion frame includes a pair of side frames separated from each other in a seat width direction, the front link includes a first rotation shaft configured to be rotatable with respect to the seat cushion frame and a second rotation shaft configured to be rotatable with respect to the base, and the front load detection sensor is arranged at a position different from the second rotation shaft in a front to back direction of the seat.
    Type: Application
    Filed: November 18, 2024
    Publication date: March 6, 2025
    Inventors: Yuto AOKI, Tadanori MASUDA, Kei OKUMA, Hidetsune NONAKA
  • Publication number: 20250001920
    Abstract: A vehicle seat includes a pad having an air passage, a skin material, and a skin locking clip embedded in the pad and configured to tuck in a prescribed linear portion of the skin material. The pad includes a main body member in which the skin locking clip is embedded, an intermediate layer member arranged on the main body member, and a surface layer member arranged on the intermediate layer member. The main body member includes a linear bulging portion extending along the linear portion and bulging so as to define a plane substantially identical to a surface of the surface layer member, and the skin material is tucked in by the skin locking clip at a portion extending further from the surface layer member than the linear bulging portion.
    Type: Application
    Filed: September 10, 2024
    Publication date: January 2, 2025
    Inventors: Kazuya AOKI, Kenta KIKUCHI, Kei OKUMA
  • Patent number: 12179641
    Abstract: A vehicle seat includes a seat cushion provided with a seat cushion frame, a front link configured to adjust a height of the seat cushion with respect to a base that is a slide rail or a vehicle body floor, and a front load detection sensor attached to an upper rail and configured to detect a load applied to the vehicle seat. The seat cushion frame includes a pair of side frames separated from each other in a seat width direction, the front link includes a first rotation shaft configured to be rotatable with respect to the seat cushion frame and a second rotation shaft configured to be rotatable with respect to the base, and the front load detection sensor is arranged at a position different from the second rotation shaft in a front to back direction of the seat.
    Type: Grant
    Filed: September 13, 2023
    Date of Patent: December 31, 2024
    Assignee: TS TECH CO., LTD.
    Inventors: Yuto Aoki, Tadanori Masuda, Kei Okuma, Hidetsune Nonaka
  • Patent number: 12122276
    Abstract: A skin locking clip that is firmly supported by a pad is provided. The skin locking clip (10) is disposed in a groove (8) of a pad (5) of a vehicle seat or the like, and fixes a locked portion (6c) attached to a skin material. The skin locking clip (10) includes a base plate (11), a locking piece (12) erected on the base plate (11) to lock the locked portion (6c), and an overhanging piece (13) erected on the base plate. Since the overhanging piece (13) is supported by the pad (5), the skin locking clip (10) is firmly supported by the pad (5).
    Type: Grant
    Filed: March 4, 2021
    Date of Patent: October 22, 2024
    Assignees: NIFCO INC., TS TECH CO., LTD.
    Inventors: Yuhei Chinomi, Kazuya Aoki, Kenta Kikuchi, Kei Okuma
  • Patent number: 12109926
    Abstract: A vehicle seat includes a pad having an air passage, a skin material, and a skin locking clip embedded in the pad and configured to tuck in a prescribed linear portion of the skin material. The pad includes a main body member in which the skin locking clip is embedded, an intermediate layer member arranged on the main body member, and a surface layer member arranged on the intermediate layer member. The main body member includes a linear bulging portion extending along the linear portion and bulging so as to define a plane substantially identical to a surface of the surface layer member, and the skin material is tucked in by the skin locking clip at a portion extending further from the surface layer member than the linear bulging portion.
    Type: Grant
    Filed: June 20, 2023
    Date of Patent: October 8, 2024
    Assignee: TS TECH CO., LTD.
    Inventors: Kazuya Aoki, Kenta Kikuchi, Kei Okuma
  • Publication number: 20230415620
    Abstract: A vehicle seat includes a seat cushion provided with a seat cushion frame, a front link configured to adjust a height of the seat cushion with respect to a base that is a slide rail or a vehicle body floor, and a front load detection sensor attached to an upper rail and configured to detect a load applied to the vehicle seat. The seat cushion frame includes a pair of side frames separated from each other in a seat width direction, the front link includes a first rotation shaft configured to be rotatable with respect to the seat cushion frame and a second rotation shaft configured to be rotatable with respect to the base, and the front load detection sensor is arranged at a position different from the second rotation shaft in a front to back direction of the seat.
    Type: Application
    Filed: September 13, 2023
    Publication date: December 28, 2023
    Inventors: Yuto AOKI, Tadanori MASUDA, Kei OKUMA, Hidetsune NONAKA
  • Publication number: 20230398915
    Abstract: A skeletal structure is provided that includes a panel, and a frame joined to a front surface side of the panel. The frame includes a plurality of first frames oriented in a fixed direction and a second frame oriented in a direction orthogonal to the plurality of first frames, and each of the plurality of first frames and the second frame are formed to have an open cross-sectional shape. An end portion of each first frame of the plurality of first frames is joined to the second frame in an overlapping state.
    Type: Application
    Filed: August 25, 2023
    Publication date: December 14, 2023
    Applicant: TS TECH CO., LTD.
    Inventors: Kei OKUMA, Kazunari NISHIDE, Hidetaka YONEHARA, Yu SUGIYAMA, Yusuke TAKAHASHI
  • Patent number: 11794614
    Abstract: A vehicle seat includes a seat cushion provided with a seat cushion frame, a front link configured to adjust a height of the seat cushion with respect to a base that is a slide rail or a vehicle body floor, and a front load detection sensor attached to an upper rail and configured to detect a load applied to the vehicle seat. The seat cushion frame includes a pair of side frames separated from each other in a seat width direction, the front link includes a first rotation shaft configured to be rotatable with respect to the seat cushion frame and a second rotation shaft configured to be rotatable with respect to the base, and the front load detection sensor is arranged at a position different from the second rotation shaft in a front to back direction of the seat.
    Type: Grant
    Filed: August 18, 2022
    Date of Patent: October 24, 2023
    Assignee: TS TECH CO., LTD.
    Inventors: Yuto Aoki, Tadanori Masuda, Kei Okuma, Hidetsune Nonaka
  • Publication number: 20230331126
    Abstract: A vehicle seat includes a pad having an air passage, a skin material, and a skin locking clip embedded in the pad and configured to tuck in a prescribed linear portion of the skin material The pad includes a main body member in which the skin locking clip is embedded, an intermediate layer member arranged on the main body member, and a surface layer member arranged on the intermediate layer member. The main body member includes a linear bulging portion extending along the linear portion and bulging so as to define a plane substantially identical to a surface of the surface layer member, and the skin material is tucked in by the skin locking clip at a portion extending further from the surface layer member than the linear bulging portion.
    Type: Application
    Filed: June 20, 2023
    Publication date: October 19, 2023
    Inventors: Kazuya AOKI, Kenta KIKUCHI, Kei OKUMA
  • Patent number: 11766959
    Abstract: A skeletal structure is provided that includes a panel, and a frame joined to a front surface side of the panel. The frame includes a plurality of first frames oriented in a fixed direction and a second frame oriented in a direction orthogonal to the plurality of first frames, and each of the plurality of first frames and the second frame are formed to have an open cross-sectional shape. An end portion of each first frame of the plurality of first frames is joined to the second frame in an overlapping state.
    Type: Grant
    Filed: May 20, 2021
    Date of Patent: September 26, 2023
    Assignee: TS TECH CO., LTD.
    Inventors: Kei Okuma, Kazunari Nishide, Hidetaka Yonehara, Yu Sugiyama, Yusuke Takahashi
  • Patent number: 11724626
    Abstract: A vehicle seat includes a pad having an air passage, a skin material, and a skin locking clip embedded in the pad and configured to tuck in a prescribed linear portion of the skin material. The pad includes a main body member in which the skin locking clip is embedded, an intermediate layer member arranged on the main body member, and a surface layer member arranged on the intermediate layer member. The main body member includes a linear bulging portion extending along the linear portion and bulging so as to define a plane substantially identical to a surface of the surface layer member, and the skin material is tucked in by the skin locking clip at a portion extending further from the surface layer member than the linear bulging portion.
    Type: Grant
    Filed: March 3, 2021
    Date of Patent: August 15, 2023
    Inventors: Kazuya Aoki, Kenta Kikuchi, Kei Okuma
  • Publication number: 20230085792
    Abstract: A skin locking clip that is firmly supported by a pad is provided. The skin locking clip (10) is disposed in a groove (8) of a pad (5) of a vehicle seat or the like, and fixes a locked portion (6c) attached to a skin material. The skin locking clip (10) includes a base plate (11), a locking piece (12) erected on the base plate (11) to lock the locked portion (6c), and an overhanging piece (13) erected on the base plate. Since the overhanging piece (13) is supported by the pad (5), the skin locking clip (10) is firmly supported by the pad (5).
    Type: Application
    Filed: March 4, 2021
    Publication date: March 23, 2023
    Inventors: Yuhei CHINOMI, Kazuya AOKI, Kenta KIKUCHI, Kei OKUMA
  • Publication number: 20220410775
    Abstract: A vehicle seat includes a pad having an air passage, a skin material, and a skin locking clip embedded in the pad and configured to tuck in a prescribed linear portion of the skin material. The pad includes a main body member in which the skin locking clip is embedded, an intermediate layer member arranged on the main body member, and a surface layer member arranged on the intermediate layer member. The main body member includes a linear bulging portion extending along the linear portion and bulging so as to define a plane substantially identical to a surface of the surface layer member, and the skin material is tucked in by the skin locking clip at a portion extending further from the surface layer member than the linear bulging portion.
    Type: Application
    Filed: March 3, 2021
    Publication date: December 29, 2022
    Inventors: Kazuya AOKI, Kenta KIKUCHI, Kei OKUMA
  • Publication number: 20210268949
    Abstract: A skeletal structure is provided that includes a panel, and a frame joined to a front surface side of the panel. The frame includes a plurality of first frames oriented in a fixed direction and a second frame oriented in a direction orthogonal to the plurality of first frames, and each of the plurality of first frames and the second frame are formed to have an open cross-sectional shape. An end portion of each first frame of the plurality of first frames is joined to the second frame in an overlapping state.
    Type: Application
    Filed: May 20, 2021
    Publication date: September 2, 2021
    Applicant: TS TECH CO., LTD.
    Inventors: Kei OKUMA, Kazunari NISHIDE, Hidetaka YONEHARA, Yu SUGIYAMA, Yusuke TAKAHASHI
  • Patent number: 11072267
    Abstract: A vehicle seat including: a seat cushion on which a passenger is able to be seated; a seat back that is attached to a rear end of the seat cushion; and an electric component that is provided to at least one of the seat cushion and the seat back, wherein a fastening member is provided to the rear end of the seat cushion or a lower end of the seat back, an electric wire for supplying an electric power to the electric component is fastened to the rear end of the seat cushion or the lower end of the seat back by the fastening member, and one of the seat cushion and the seat back to which the fastening member is provided includes a contact regulation portion that is located behind the fastening member.
    Type: Grant
    Filed: March 16, 2018
    Date of Patent: July 27, 2021
    Assignees: TS TECH CO., LTD., HONDA MOTOR CO., LTD.
    Inventors: Kei Okuma, Koichi Suemitsu, Kento Ota, Shingo Baba
  • Patent number: 11059404
    Abstract: A reinforcement structure for a seat back frame includes a panel material; and a frame material joined to the panel material. The frame material is formed as a hat-type frame material including a web portion which is formed as a substantial U shape from a cross-sectional view and which forms a closed cross-sectional shape with the panel material, and a flange which is formed as one with the web portion and which is also joined to the panel material. A bead is formed in the panel material in a position opposing to the frame material.
    Type: Grant
    Filed: March 20, 2018
    Date of Patent: July 13, 2021
    Assignees: TS TECH CO., LTD., HONDA MOTOR CO., LTD.
    Inventors: Kei Okuma, Naoya Nishimoto, Yuta Sugaya, Hisato Oku, Shingo Baba
  • Patent number: 11046221
    Abstract: A skeletal structure is provided that includes a panel, a first frame joined to a front surface side of the panel, and a plurality of reinforcing structure sections. The plurality of reinforcing structure sections are surrounded by primary beads and divided into subsections by auxiliary beads. The plurality of reinforcing structure sections are also formed on the panel and each of the primary beads bulges into a ridge shape.
    Type: Grant
    Filed: December 12, 2019
    Date of Patent: June 29, 2021
    Assignee: TS TECH CO., LTD.
    Inventors: Kei Okuma, Kazunari Nishide, Hidetaka Yonehara, Yu Sugiyama, Yusuke Takahashi
  • Patent number: 11001181
    Abstract: A vehicle seat including a seat back in which a seat back frame that is a flat plate is provided, wherein a reinforcement portion is provided to a surface of the seat back frame, the surface requiring reinforcement, and the reinforcement portion protruding in a shape of a line along the surface requiring the reinforcement from the surface requiring the reinforcement, and at least a part of the reinforcement portion is a stepped portion that is provided to continue from the other portion of the reinforcement portion and has a protruding height lower than a protruding height of the other portion, the protruding height being a height from the surface requiring the reinforcement.
    Type: Grant
    Filed: March 20, 2018
    Date of Patent: May 11, 2021
    Assignees: TS TECH CO., LTD., HONDA MOTOR CO., LTD.
    Inventors: Kei Okuma, Naoya Nishimoto, Hisato Oku, Shingo Baba
  • Publication number: 20200307429
    Abstract: A reinforcement structure for a seat back frame includes a panel material; and a frame material joined to the panel material. The frame material is formed as a hat-type frame material including a web portion which is formed as a substantial U shape from a cross-sectional view and which forms a closed cross-sectional shape with the panel material, and a flange which is formed as one with the web portion and which is also joined to the panel material. A bead is formed in the panel material in a position opposing to the frame material.
    Type: Application
    Filed: March 20, 2018
    Publication date: October 1, 2020
    Applicants: TS TECH CO., LTD., HONDA MOTOR CO., LTD.
    Inventors: Kei OKUMA, Naoya NISHIMOTO, Yuta SUGAYA, Hisato OKU, Shingo BABA
  • Patent number: 10632886
    Abstract: A vehicle seat is thinned in a seat front to back direction. In the vehicle seat, a center seat has a seat back frame, a headrest which is provided above the seat back frame, a pillar which supports the headrest, and brackets which mount the pillar to the seat back frame. The pillar is arranged between the brackets and the seat back frame, the brackets have a weld bead which holds the pillar and a portion where a welding trace to be mounted to the seat back frame is formed, and the weld bead and the portion where the welding trace is formed are arranged at different positions in a direction which intersects a front to back direction of the center seat.
    Type: Grant
    Filed: August 9, 2019
    Date of Patent: April 28, 2020
    Assignee: TS TECH CO., LTD.
    Inventors: Kei Okuma, Naoya Nishimoto