Akihide Umada

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Patents Grantslast 30 patents

Information Patent Grant
Tightening structure using high-strength self-forming screws
- Patent number 7,938,609
- Issue date May 10, 2011
- Kabushiki Kaisha Topura
- Shigeto Mori
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...

Patents Applicationslast 30 patents

Information Patent Application
Tightening structure using high-strength self-forming screws
- Publication number 20100008716
- Publication date Jan 14, 2010
- Shigeto Mori
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...