TREA

Akira Takenaka

Follow

Person

  • Aichi, JP
People

Patents Grantslast 30 patents

  • Information Patent Grant

    Sliding device
    • Patent number 6,644,172
    • Issue date Nov 11, 2003
    • Taiho Kogyo Co., Ltd.
    • Seiichi Nakayama
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Scroll compressor having an Oldham's ring containing silico...
    • Patent number 6,634,875
    • Issue date Oct 21, 2003
    • Hitachi Air Conditioning Systems Co., Ltd.
    • Hiroyuki Imamura
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Semi-spherical shoe
    • Patent number 6,626,084
    • Issue date Sep 30, 2003
    • Taiho Kogyo Co., Ltd.
    • Seiichi Nakayama
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Semi-spherical shoe
    • Patent number 6,477,938
    • Issue date Nov 12, 2002
    • Taiho Kogyo Co., Ltd.
    • Seiichi Nakayama
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Mechanical seal
    • Patent number 5,538,260
    • Issue date Jul 23, 1996
    • Taiho Kogyo Co., Ltd.
    • Akira Takenaka
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Mechanical seal
    • Patent number 5,312,117
    • Issue date May 17, 1994
    • Taiho Kogyo Co., Ltd.
    • Akira Takenaka
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Lip seal device
    • Patent number 5,149,106
    • Issue date Sep 22, 1992
    • Taiho Kogyo Co., Ltd.
    • Akira Takenaka
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Lip seal device
    • Patent number 5,083,802
    • Issue date Jan 28, 1992
    • Taiho Kogyo Co., Ltd.
    • Keiichi Shimasaki
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Lip seal device
    • Patent number 5,056,799
    • Issue date Oct 15, 1991
    • Taiho Kogyo Co., Ltd.
    • Akira Takenaka
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Wet clutch device
    • Patent number 4,958,712
    • Issue date Sep 25, 1990
    • Taiho Kogyo Co. Ltd.
    • Tatsumi Suganuma
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Lip seal device for water pumps
    • Patent number 4,921,260
    • Issue date May 1, 1990
    • Taiho Kogyo Co.
    • Akira Takenaka
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Lip seal device having an annular groove
    • Patent number 4,834,397
    • Issue date May 30, 1989
    • Taiho Kogyo Co., Ltd.
    • Keiichi Shimasaki
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Dual lip seal device
    • Patent number 4,822,059
    • Issue date Apr 18, 1989
    • Taiho Kogyo Co., Ltd.
    • Keiichi Shimasaki
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Mechanical seal
    • Patent number 4,733,873
    • Issue date Mar 29, 1988
    • Taiho Kogyo Co., Ltd.
    • Akira Takenaka
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Sliding member having a novel pore structure on the sliding surface...
    • Patent number 4,509,803
    • Issue date Apr 9, 1985
    • Taiho Kogyo Co., Ltd.
    • Akira Takenaka
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Dust-proof device for mechanical seal
    • Patent number 4,426,089
    • Issue date Jan 17, 1984
    • Taiho Kogyo Co., Ltd.
    • Akira Takenaka
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Mechanical seal
    • Patent number 4,423,879
    • Issue date Jan 3, 1984
    • Taiho Kogyo Co., Ltd.
    • Akira Takenaka
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Mechanical seal
    • Patent number 4,420,163
    • Issue date Dec 13, 1983
    • Taiho Kogyo Co., Ltd.
    • Akira Takenaka
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Mechanical face seal with minute pores in sliding surface
    • Patent number 4,416,458
    • Issue date Nov 22, 1983
    • Taiho Kogyo Kabushiki Kaisha
    • Akira Takenaka
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Mechanical seal
    • Patent number 4,415,168
    • Issue date Nov 15, 1983
    • Taiho Kogyo Co., Ltd.
    • Akira Takenaka
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Mechanical seal
    • Patent number 4,407,513
    • Issue date Oct 4, 1983
    • Taiho Kogyo Co., Ltd.
    • Akira Takenaka
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Mechanical seals
    • Patent number 4,343,479
    • Issue date Aug 10, 1982
    • Taiho Kogyo Co., Ltd.
    • Tatsuhiko Fukuoka
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...

Patents Applicationslast 30 patents

  • Information Patent Application

    Hemispherical shoe
    • Publication number 20020134231
    • Publication date Sep 26, 2002
    • Seiichi Nakayama
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Scroll compressor
    • Publication number 20020131883
    • Publication date Sep 19, 2002
    • Hiroyuki Imamura
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES