Osamu Akamatsu

Person

  • Akashi, JP

Patents Grantslast 30 patents

  • Information Patent Grant

    Ball cock for railway vehicle

    • Patent number 6,298,878
    • Issue date Oct 9, 2001
    • Westinghouse Air Brake Company
    • Yoshio Asano
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Ball cock for railway vehicle

    • Patent number 6,161,582
    • Issue date Dec 19, 2000
    • Westinghouse Air Brake Company
    • Yoshio Asano
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Fluid pressure control device

    • Patent number 5,988,765
    • Issue date Nov 23, 1999
    • Nabco, Ltd.
    • Naoki Yamaguchi
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Brake device

    • Patent number 5,799,757
    • Issue date Sep 1, 1998
    • Nabco Ltd.
    • Osamu Akamatsu
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Solenoid valve control device

    • Patent number 5,775,367
    • Issue date Jul 7, 1998
    • Westinghouse Air Brake Company
    • Naoki Yamaguchi
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Three-position solenoid valve

    • Patent number 5,771,933
    • Issue date Jun 30, 1998
    • Nabco Ltd.
    • Osamu Akamatsu
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Brake having a pressure responsive slack adjuster

    • Patent number 5,692,586
    • Issue date Dec 2, 1997
    • Nabco Ltd.
    • Osamu Akamatsu
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Mounting arrangement for connecting a fluid pressure valve to a pip...

    • Patent number 5,083,586
    • Issue date Jan 28, 1992
    • Nippon Air Brake Co., Ltd.
    • Osamu Akamatsu
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Spring brake cylinder

    • Patent number 4,811,651
    • Issue date Mar 14, 1989
    • Nippon Air Brake Co., Ltd.
    • Yasuhisa Hata
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Spring brake cylinder

    • Patent number 4,796,513
    • Issue date Jan 10, 1989
    • Nippon Air Brake Co., Ltd.
    • Yasuhisa Hata
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Spring brake cylinder

    • Patent number 4,785,718
    • Issue date Nov 22, 1988
    • Nippon Air Brake Co., Ltd.
    • Yasuhisa Hata
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Spring brake cylinder

    • Patent number 4,781,105
    • Issue date Nov 1, 1988
    • Nippon Air Brake Co., Ltd.
    • Yasuhisa Hata
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Control system of a dual-cylinder type dehumidifier

    • Patent number 4,721,515
    • Issue date Jan 26, 1988
    • Nippon Air Brake Co., Ltd.
    • Yasuhisa Hata
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Ball-type stop cocks having standard matching flanges

    • Patent number 4,708,158
    • Issue date Nov 24, 1987
    • Nippon Air Brake Co., Ltd.
    • Osamu Akamatsu
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Fluid pressure switch

    • Patent number 4,525,611
    • Issue date Jun 25, 1985
    • Nippon Air Brake Co., Ltd.
    • Osamu Akamatsu
    • H01 - BASIC ELECTRIC ELEMENTS