TREA

Masaru Matsumoto

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  • Machida, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Continuous riveting machine for fastening blind rivets
    • Patent number 5,651,169
    • Issue date Jul 29, 1997
    • Opt Engineering Co., Ltd.
    • Masatoshi Ohuchi
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Continuous riveting method for fastening blind rivets
    • Patent number 5,544,407
    • Issue date Aug 13, 1996
    • Opt Engineering Co., Ltd.
    • Masatoshi Ohuchi
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Blind rivetting gun with automatic loader
    • Patent number 5,205,456
    • Issue date Apr 27, 1993
    • Masatoshi Ohuchi
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Feed belt for rivets
    • Patent number 5,090,607
    • Issue date Feb 25, 1992
    • OPT Engineering Co., Ltd.
    • Masatoshi Ohuchi
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...