Takumi Akatsuka

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Oyama-shi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Pressure resistance inspecting method and pressure resistance inspe...
- Patent number 7,559,263
- Issue date Jul 14, 2009
- Showa Denko K.K.
- Masaharu Tochigi
- F28 - HEAT EXCHANGE IN GENERAL
Information Patent Grant
Method and apparatus for measuring shape of tubular body
- Patent number 6,954,991
- Issue date Oct 18, 2005
- Showa Denko K.K.
- Takumi Akatsuka
- G01 - MEASURING TESTING

Patents Applicationslast 30 patents

Information Patent Application
Pressure Resistance Inspecting Method and Pressure Resistance Inspe...
- Publication number 20070234783
- Publication date Oct 11, 2007
- Masaharu Tochigi
- F28 - HEAT EXCHANGE IN GENERAL
Information Patent Application
Method and apparatus for measuring shape of tubular body
- Publication number 20050050745
- Publication date Mar 10, 2005
- SHOWA DENKO K.K.
- Takumi Akatsuka
- G01 - MEASURING TESTING