TREA

Toru Okabe

Follow

Person

  • Osaka, JP
People

Patents Grantslast 30 patents

  • Information Patent Grant

    Link plate for silent chain and method of manufacturing same
    • Patent number 7,021,176
    • Issue date Apr 4, 2006
    • Tsubkimoto Chain Co.
    • Toshifumi Sato
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Method of producing bushing
    • Patent number 6,842,982
    • Issue date Jan 18, 2005
    • Tsubakimoto Chain Co.
    • Yusuke Haga
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...

Patents Applicationslast 30 patents

  • Information Patent Application

    Link plate for silent chain and method of manufacturing same
    • Publication number 20040261393
    • Publication date Dec 30, 2004
    • Toshifumi Sato
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Application

    Method of producing bushing
    • Publication number 20040020052
    • Publication date Feb 5, 2004
    • Tsubakimoto Chain Co.
    • Yusuke Haga
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...