Toshihiko Kato

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Ibaraki, JP

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Patents Grantslast 30 patents

Information Patent Grant
Chip supporting substrate for semiconductor package, semiconductor...
- Patent number 6,331,729
- Issue date Dec 18, 2001
- Hitachi Chemical Company, Ltd.
- Masami Yusa
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Alignment film for liquid crystal, liquid crystal-sandwiched panel,...
- Patent number 5,571,579
- Issue date Nov 5, 1996
- Hitachi Chemical Company, Ltd.
- Toshihiko Kato
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Processes for preparation of polyimide-isoindroquinazolinedione and...
- Patent number 5,115,089
- Issue date May 19, 1992
- Hitachi Chemical Co., Ltd.
- Masatoshi Yoshida
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Heat curable resin composition
- Patent number 4,985,509
- Issue date Jan 15, 1991
- Hitachi, Ltd.
- Hidekazu Matuura
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...