TREA

Yuichi Yoshizawa

Follow

Person

  • Tokyo, JP
People

Patents Grantslast 30 patents

  • Information Patent Grant

    Cylinder lock
    • Patent number 6,968,717
    • Issue date Nov 29, 2005
    • Alpha Corporation
    • Kohji Suzuki
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
  • Information Patent Grant

    Key plate and method for manufacturing the same
    • Patent number 6,308,543
    • Issue date Oct 30, 2001
    • Alpha Corporation
    • Yuichi Yoshizawa
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR

Patents Applicationslast 30 patents

  • Information Patent Application

    Cylinder lock
    • Publication number 20030089149
    • Publication date May 15, 2003
    • Kohji Suzuki
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES