Yoshino; Katsumi

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Osaka, JP

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Patents Grantslast 30 patents

Information Patent Grant
Composite comprising paper and electro-conducting polymers and its...
- Patent number 5,421,959
- Issue date Jun 6, 1995
- Tomegawa Paper Co., Ltd.
- Osamu Oka
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Composite comprising paper and electro-conducting polymers and its...
- Patent number 5,336,374
- Issue date Aug 9, 1994
- Tomoegawa Paper Co., Ltd.
- Osamu Oka
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Radiation detecting elements and method of detection
- Patent number 4,975,222
- Issue date Dec 4, 1990
- Yoshino; Katsumi
- Katsumi Yoshino
- G01 - MEASURING TESTING
Information Patent Grant
Electromagnetic shielding material
- Patent number 4,804,568
- Issue date Feb 14, 1989
- Ricoh Company, Ltd.
- Toshiyuki Ohsawa
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Process for preparing electrically conductive polymer
- Patent number 4,769,115
- Issue date Sep 6, 1988
- Kao Corporation
- Masaharu Satoh
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...

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