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OAR Inc.

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  • Saitama, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Pipe liner bag everting nozzle and pipe lining method
    • Patent number 6,631,739
    • Issue date Oct 14, 2003
    • Shonan Gosei-Jushi Seisakusho K.K.
    • Takao Kamiyama
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Liner bag for manhole and method of lining a manhole
    • Patent number 6,401,759
    • Issue date Jun 11, 2002
    • Shonan Gosei-Jushi Seisakusho K.K.
    • Takao Kamiyama
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Method of manufacturing pipe liner bag
    • Patent number 6,296,729
    • Issue date Oct 2, 2001
    • Shonan Gosei-Jushi Seisakusho K.K.
    • Takao Kamiyama
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Method of manufacturing a pipe liner bag
    • Patent number 6,254,709
    • Issue date Jul 3, 2001
    • Shonan Gosei-Jushi Seisakusho K.K.
    • Takao Kamiyama
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Branch pipe liner bag and pipe lining method
    • Patent number 6,158,473
    • Issue date Dec 12, 2000
    • Shonan Gosei-Jushi Seisakusho K.K.
    • Takao Kamiyama
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Branch pipe liner bag and branch pipe lining method
    • Patent number 6,152,184
    • Issue date Nov 28, 2000
    • Shonan Gosei-Jushi Seisakusho K.K.
    • Takao Kamiyama
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Method of manufacturing a pipe liner bag
    • Patent number 6,136,135
    • Issue date Oct 24, 2000
    • Shonan Gosei-Jushi Seisakusho K.K.
    • Takao Kamiyama
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Branch pipe lining bag and pipe lining method
    • Patent number 6,123,109
    • Issue date Sep 26, 2000
    • Shonan Gosei-Jushi Seisakusho K.K.
    • Takao Kamiyama
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Pipe lining method
    • Patent number 6,085,794
    • Issue date Jul 11, 2000
    • Shonan Gosei-Jushi Seisakusho K.K.
    • Takao Kamiyama
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Pipe lining method
    • Patent number 6,056,017
    • Issue date May 2, 2000
    • Shonan Gosei-Jushi Seisakusho K.K.
    • Takao Kamiyama
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Method for impregnating a tubular resin-absorbable liner with resin
    • Patent number 6,054,180
    • Issue date Apr 25, 2000
    • Shonan Gosei-Jushi Seisakusho K.K.
    • Takao Kamiyama
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Pipe liner bag and manufacturing methods therefor
    • Patent number 6,042,668
    • Issue date Mar 28, 2000
    • Shonan Gosei-Jushi Seisakusho K.K.
    • Takao Kamiyama
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Method for lining a tubular conduit
    • Patent number 6,024,910
    • Issue date Feb 15, 2000
    • Shonan Gosei-Jushi Seisakusho K.K.
    • Takao Kamiyama
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Branch pipe liner bag and branch pipe lining method
    • Patent number 6,006,787
    • Issue date Dec 28, 1999
    • Shonan Gosei-Jushi Seisakusho K.K.
    • Takao Kamiyama
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Branch pipe liner bag and pipe lining method
    • Patent number 5,971,031
    • Issue date Oct 26, 1999
    • Shona Gosei-jushi Seiksakusho K.K.
    • Takao Kamiyama
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Branch pipe liner assembly and a pipe lining method
    • Patent number 5,944,058
    • Issue date Aug 31, 1999
    • Shonan Gosei-Jushi Seisakusho K.K.
    • Takao Kamiyama
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Branch pipe liner bag and pipe lining method
    • Patent number 5,916,406
    • Issue date Jun 29, 1999
    • Shonan Gosei-Jushi Seisakusho K.K.
    • Takao Kamiyama
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Apparatus and a method for lining an underground pipe
    • Patent number 5,846,025
    • Issue date Dec 8, 1998
    • Shonan Gosei-Jushi Seisakusho K.K.
    • Takao Kamiyama
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Tubular lining material and a method for impregnating the same with...
    • Patent number 5,354,586
    • Issue date Oct 11, 1994
    • Shonan Gosei-Jushi Seisakusho K.K.
    • Yasuhiro Yokoshima
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL

Patents Applicationslast 30 patents

Trademarklast 30 trademarks