TREA

Tsutomu Nakagawa

Follow

Person

  • Shizuoka, JP
People

Patents Grantslast 30 patents

  • Information Patent Grant

    Rolling bearing
    • Patent number 9,303,690
    • Issue date Apr 5, 2016
    • NTN Corporation
    • Tsutomu Nakagawa
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Rolling bearing
    • Patent number 9,273,725
    • Issue date Mar 1, 2016
    • NTN Corporation
    • Rino Fukami
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Roller bearing
    • Patent number 8,939,865
    • Issue date Jan 27, 2015
    • NTN Corporation
    • Tsutomu Nakagawa
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...

Patents Applicationslast 30 patents

  • Information Patent Application

    ROLLING BEARING
    • Publication number 20150049976
    • Publication date Feb 19, 2015
    • NTN Corporation
    • Tsutomu Nakagawa
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    ROLLER BEARING
    • Publication number 20140221150
    • Publication date Aug 7, 2014
    • Tsutomu Nakagawa
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    ROLLING BEARING AND MANUFACTURING METHOD THEREOF
    • Publication number 20130148919
    • Publication date Jun 13, 2013
    • NTN Corporation
    • Akira Matsuo
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Application

    ROLLING BEARING
    • Publication number 20120207422
    • Publication date Aug 16, 2012
    • NTN Corporation
    • Rino Fukami
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...