Mitsuyoshi Sayama

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Hiratsuka-shi, JP

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Patents Grantslast 30 patents

Information Patent Grant
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- Patent number 7,238,902
- Issue date Jul 3, 2007
- Tanaka Kikinzoku Kogyo K.K.
- Mitsuyoshi Sayama
- G11 - INFORMATION STORAGE
Information Patent Grant
Sliding contact and method for producing the same
- Patent number 7,096,582
- Issue date Aug 29, 2006
- Tanaka Kikizoku Kogyo K.K.
- Mitsuyoshi Sayama
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
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- Publication number 20050013050
- Publication date Jan 20, 2005
- Tanaka Kikinzoku Kogyo K. K.
- Mitsuyoshi Sayama
- G11 - INFORMATION STORAGE
Information Patent Application
Sliding contact and method for producing the same
- Publication number 20040205965
- Publication date Oct 21, 2004
- Mitsuyoshi Sayama
- H01 - BASIC ELECTRIC ELEMENTS