Tsuyoshi Hongo

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Otsu, JP

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Patents Grantslast 30 patents

Information Patent Grant
Oriented polyester film
- Patent number 4,693,932
- Issue date Sep 15, 1987
- Toyo Boseki Kabushiki Kaisha
- Katsuaki Kuze
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Oriented polyester film containing calcium carbonate and kaolinite
- Patent number 4,595,715
- Issue date Jun 17, 1986
- Toyo Boseki Kabushiki Kaisha T/A Toyobo Co., Ltd.
- Katsuaki Kuze
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Shaped article of polymers prepared from (.beta.-hydroxyethyl)-trim...
- Patent number 4,140,677
- Issue date Feb 20, 1979
- Toyo Boseki Kabushiki Kaisha
- Keiichi Uno
- D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING