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Tomonari Yamakawa

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  • Aichi-ken, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Convoy travel system
    • Patent number 11,875,685
    • Issue date Jan 16, 2024
    • Hino Motors, Ltd.
    • Hirokazu Okuyama
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Travel assistance device
    • Patent number 11,400,936
    • Issue date Aug 2, 2022
    • JTEKT Corporation
    • Syuuichi Yonemura
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Steering apparatus
    • Patent number 9,988,072
    • Issue date Jun 5, 2018
    • JTEKT Corporation
    • Satoshi Matsuda
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • Information Patent Grant

    Vehicular steering system
    • Patent number 9,586,614
    • Issue date Mar 7, 2017
    • JTEKT Corporation
    • Keisuke Izutani
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • Information Patent Grant

    Transmission ratio variable device
    • Patent number 8,784,253
    • Issue date Jul 22, 2014
    • JTEKT Corporation
    • Hitoshi Sasaki
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • Information Patent Grant

    Manufacturing method for hollow rack shaft, and hollow rack shaft
    • Patent number 8,770,054
    • Issue date Jul 8, 2014
    • JTEKT Corporation
    • Tomonari Yamakawa
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Vehicle steering system
    • Patent number 8,662,242
    • Issue date Mar 4, 2014
    • JTEKT Corporation
    • Tomonari Yamakawa
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • Information Patent Grant

    Steering-force transmitting apparatus for vehicle
    • Patent number 8,382,159
    • Issue date Feb 26, 2013
    • Toyota Jidosha Kabushiki Kaisha
    • Hajime Tanaka
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • Information Patent Grant

    Transmission ratio variable mechanism and motor vehicle steering sy...
    • Patent number 8,371,977
    • Issue date Feb 12, 2013
    • JTEKT Corporation
    • Akihiko Shiina
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • Information Patent Grant

    Steering apparatus
    • Patent number 8,266,980
    • Issue date Sep 18, 2012
    • JTEKT Corporation
    • Tomonari Yamakawa
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • Information Patent Grant

    Steering apparatus for vehicle
    • Patent number 8,201,657
    • Issue date Jun 19, 2012
    • JTEKT Corporation
    • Tomonari Yamakawa
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • Information Patent Grant

    Motor vehicle steering system
    • Patent number 8,181,734
    • Issue date May 22, 2012
    • JTEKT Corporation
    • Akihiko Shiina
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • Information Patent Grant

    Steering apparatus
    • Patent number 8,100,222
    • Issue date Jan 24, 2012
    • Toyota Jidosha Kabushiki Kaisha
    • Hajime Tanaka
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • Information Patent Grant

    Pressure sensor
    • Patent number 7,194,375
    • Issue date Mar 20, 2007
    • Toyoda Koki Kabushiki Kaisha
    • Tomonari Yamakawa
    • G01 - MEASURING TESTING
  • Information Patent Grant

    Pressure sensor containing fluorine-based adhesive
    • Patent number 7,096,739
    • Issue date Aug 29, 2006
    • Toyoda Koki Kabushiki Kaisha
    • Tetsushi Kawamura
    • G01 - MEASURING TESTING
  • Information Patent Grant

    Pressure sensor constructed by joining two housings with ring-like...
    • Patent number 6,564,645
    • Issue date May 20, 2003
    • Toyoda Koki Kabushiki Kaisha
    • Jiro Nakano
    • G01 - MEASURING TESTING
  • Information Patent Grant

    Pressure detection device
    • Patent number 6,125,707
    • Issue date Oct 3, 2000
    • Toyoda Koki Kabushiki Kaisha
    • Kyosuke Haga
    • G01 - MEASURING TESTING
  • Information Patent Grant

    Pressure switch
    • Patent number 5,872,345
    • Issue date Feb 16, 1999
    • Toyoda Koki Kabushiki Kaisha
    • Kenji Takahashi
    • H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

  • Information Patent Application

    CONVOY TRAVEL SYSTEM
    • Publication number 20210304618
    • Publication date Sep 30, 2021
    • HINO MOTORS, LTD.
    • Hirokazu OKUYAMA
    • B60 - VEHICLES IN GENERAL
  • Information Patent Application

    TRAVEL ASSISTANCE DEVICE
    • Publication number 20210245759
    • Publication date Aug 12, 2021
    • JTEKT CORPORATION
    • Syuuichi YONEMURA
    • B60 - VEHICLES IN GENERAL
  • Information Patent Application

    CONVOY TRAVELING SYSTEM
    • Publication number 20210240201
    • Publication date Aug 5, 2021
    • JTEKT CORPORATION
    • Hirokazu OKUYAMA
    • B60 - VEHICLES IN GENERAL
  • Information Patent Application

    Vehicle Steering System
    • Publication number 20180037254
    • Publication date Feb 8, 2018
    • JTEKT Corporation
    • Keisuke IZUTANI
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • Information Patent Application

    STEERING APPARATUS
    • Publication number 20160347356
    • Publication date Dec 1, 2016
    • JTEKT Corporation
    • Satoshi MATSUDA
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • Information Patent Application

    VEHICULAR STEERING SYSTEM
    • Publication number 20160297468
    • Publication date Oct 13, 2016
    • JTEKT Corporation
    • Keisuke IZUTANI
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • Information Patent Application

    TRANSMISSION RATIO VARIABLE DEVICE
    • Publication number 20140045636
    • Publication date Feb 13, 2014
    • JTEKT Corporation
    • Hitoshi SASAKI
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • Information Patent Application

    VEHICLE STEERING SYSTEM
    • Publication number 20130213728
    • Publication date Aug 22, 2013
    • JTEKT Corporation
    • Tomonari YAMAKAWA
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • Information Patent Application

    COUPLING STRUCTURE AND STEERING DEVICE
    • Publication number 20120308293
    • Publication date Dec 6, 2012
    • JTEKT Corporation
    • Tomonari YAMAKAWA
    • Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
  • Information Patent Application

    STEERING-FORCE TRANSMITTING APPARATUS FOR VEHICLE
    • Publication number 20110163526
    • Publication date Jul 7, 2011
    • Toyota Jidosha Kabushiki Kaisha
    • Hajime Tanaka
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • Information Patent Application

    MANUFACTURING METHOD FOR HOLLOW RACK SHAFT, AND HOLLOW RACK SHAFT
    • Publication number 20110138946
    • Publication date Jun 16, 2011
    • JTEKT Corporation
    • Tomonari YAMAKAWA
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Application

    STEERING APPARATUS
    • Publication number 20110079102
    • Publication date Apr 7, 2011
    • JTEKT CORPORATION
    • Tomonari Yamakawa
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • Information Patent Application

    STEERING APPARATUS
    • Publication number 20100285889
    • Publication date Nov 11, 2010
    • Toyota Jidosha Kabushiki Kaisha
    • Hajime Tanaka
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • Information Patent Application

    STEERING APPARATUS
    • Publication number 20100263474
    • Publication date Oct 21, 2010
    • Toyota Jidosha Kabushiki Kaisha
    • Hajime Tanaka
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • Information Patent Application

    MOTOR VEHICLE STEERING SYSTEM
    • Publication number 20100224436
    • Publication date Sep 9, 2010
    • JTEKT Corporation
    • Akihiko Shiina
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • Information Patent Application

    TRANSMISSION RATIO VARIABLE MECHANISM AND MOTOR VEHICLE STEERING SY...
    • Publication number 20100218638
    • Publication date Sep 2, 2010
    • JTEKT Corporation
    • Akihiko Shiina
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • Information Patent Application

    Steering apparatus for vehicle
    • Publication number 20100032230
    • Publication date Feb 11, 2010
    • JTEKT Corporation
    • Tomonari Yamakawa
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • Information Patent Application

    STRAIN WAVE REDUCTION GEAR AND VARIABLE TRANSMISSION RATIO STEERING...
    • Publication number 20080202269
    • Publication date Aug 28, 2008
    • JTEKT Corporation
    • Tomonari Yamakawa
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • Information Patent Application

    TURNING DEVICE
    • Publication number 20070045036
    • Publication date Mar 1, 2007
    • JTEKT Corporation
    • Shinji Takeuchi
    • B60 - VEHICLES IN GENERAL
  • Information Patent Application

    Pressure sensor
    • Publication number 20050139011
    • Publication date Jun 30, 2005
    • TOYODA KOKI KABUSHIKI KAISHA
    • Tomonari Yamakawa
    • G01 - MEASURING TESTING
  • Information Patent Application

    Pressure sensor
    • Publication number 20040177695
    • Publication date Sep 16, 2004
    • TOYODA KOKI KABUSHIKI KAISHA
    • Tetsushi Kawamura
    • G01 - MEASURING TESTING
  • Information Patent Application

    Pressure detection device
    • Publication number 20030070490
    • Publication date Apr 17, 2003
    • TOYODA KOKI KABUSHIKI KAISHA
    • Tomonari Yamakawa
    • G01 - MEASURING TESTING