Akinori Sei

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Shizuoka, JP

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Patents Grantslast 30 patents

Information Patent Grant
Adhesive tape for tape automated bonding
- Patent number 5,945,188
- Issue date Aug 31, 1999
- Tomoegawa Paper Co., Ltd.
- Akinori Sei
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Adhesive tape for tape automated bonding
- Patent number 5,843,550
- Issue date Dec 1, 1998
- Tomoegawa Paper Co., Ltd.
- Akinori Sei
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Adhesive for semiconductor devices and adhesive tape using the adhe...
- Patent number 5,786,055
- Issue date Jul 28, 1998
- Tomoegawa Paper Co., Ltd.
- Akinori Sei
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Adhesive paper for tape automated bonding
- Patent number 5,523,137
- Issue date Jun 4, 1996
- Tomoegawa Paper Co., Ltd.
- Akinori Sei
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Lighting lamp
- Patent number 4,991,074
- Issue date Feb 5, 1991
- Tomoegawa Paper Co., Ltd.
- Yasuo Kobayashi
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Lighting lamp
- Patent number 4,954,937
- Issue date Sep 4, 1990
- Tomoegawa Paper Co., Ltd.
- Yasuo Kobayashi
- H01 - BASIC ELECTRIC ELEMENTS