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Hiroaki Kaji

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Patents Grantslast 30 patents

  • Information Patent Grant

    Electric power steering system
    • Patent number 6,690,138
    • Issue date Feb 10, 2004
    • Koyo Seiko Co., Ltd.
    • Hiroaki Kaji
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • Information Patent Grant

    Electric power steering system
    • Patent number 6,390,229
    • Issue date May 21, 2002
    • Koyo Seiko Co., Ltd.
    • Hiroaki Kaji
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • Information Patent Grant

    Power steering apparatus
    • Patent number 6,366,842
    • Issue date Apr 2, 2002
    • Koyo Seiko Co., Ltd.
    • Hiroaki Kaji
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • Information Patent Grant

    Power steering apparatus
    • Patent number 6,311,799
    • Issue date Nov 6, 2001
    • Koyo Seiko Co. Ltd.
    • Hiroaki Kaji
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • Information Patent Grant

    Power steering apparatus
    • Patent number 6,250,417
    • Issue date Jun 26, 2001
    • Koyo Seiko Co., Ltd.
    • Hiroaki Kaji
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • Information Patent Grant

    Power steering apparatus
    • Patent number 6,244,372
    • Issue date Jun 12, 2001
    • Koyo Seiko Co., Ltd.
    • Masahiko Sakamaki
    • G07 - CHECKING-DEVICES
  • Information Patent Grant

    Power steering apparatus
    • Patent number 6,158,545
    • Issue date Dec 12, 2000
    • Koyo Seiko Co., Ltd.
    • Hiroaki Kaji
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • Information Patent Grant

    Power steering system with hydraulic pump motor speed control
    • Patent number 6,144,909
    • Issue date Nov 7, 2000
    • Koyo Seiko Co., Ltd.
    • Masahiko Sakamaki
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • Information Patent Grant

    Steering angle middle point detecting device and power steering app...
    • Patent number 6,131,059
    • Issue date Oct 10, 2000
    • Koyo Seiko Co., Ltd.
    • Hiroaki Kaji
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • Information Patent Grant

    Power steering apparatus
    • Patent number 6,064,166
    • Issue date May 16, 2000
    • Koyo Seiko Co., Ltd.
    • Hiroaki Kaji
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS

Patents Applicationslast 30 patents

  • 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

    Electric power steering system
    • Publication number 20020014877
    • Publication date Feb 7, 2002
    • Hiroaki Kaji
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS