Kiyotaka Nakashima

Follow

Person

Futtsu-shi, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Boom and arm member of construction machine excellent in weld zone...
- Patent number 8,146,794
- Issue date Apr 3, 2012
- Nippon Steel Corporation
- Tetsuro Nose
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Method of production of steel product with nanocrystallized surface...
- Patent number 7,857,918
- Issue date Dec 28, 2010
- Nippon Steel Corporation
- Tadashi Ishikawa
- C21 - METALLURGY OF IRON
Information Patent Grant
Method of improvement of toughness of heat affected zone at welded...
- Patent number 7,754,033
- Issue date Jul 13, 2010
- Nippon Steel Corporation
- Tadashi Ishikawa
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Circularly welded joint featuring excellent fatigue strength, metho...
- Patent number 7,695,825
- Issue date Apr 13, 2010
- Nippon Steel Corporation
- Kiyotaka Nakashima
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR

Patents Applicationslast 30 patents

Information Patent Application
Boom and Arm Member of Construction Machine Excellent in Weld Zone...
- Publication number 20080292443
- Publication date Nov 27, 2008
- Tetsuro Nose
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
Circularly welded joint featuring excellent fatigue strength, metho...
- Publication number 20070134059
- Publication date Jun 14, 2007
- Kiyotaka Nakashima
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
Method of increasing toughness of heat-affected part of steel produ...
- Publication number 20060137777
- Publication date Jun 29, 2006
- Tadashi Ishikawa
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
Method of manufacturing metal product having nano-crystallized surf...
- Publication number 20060130942
- Publication date Jun 22, 2006
- Tadashi Ishikawa
- C21 - METALLURGY OF IRON