Masako Yoshida

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Kodaira, JP

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Patents Grantslast 30 patents

Information Patent Grant
Urethane modified polyisocyanurate foam surfaced with aluminum foil...
- Patent number 4,292,353
- Issue date Sep 29, 1981
- Bridgestone Tire Co., Ltd.
- Takashi Ohashi
- B32 - LAYERED PRODUCTS
Information Patent Grant
Method of producing flameproof polyisocyanurate foams
- Patent number 4,256,846
- Issue date Mar 17, 1981
- Bridgestone Tire Co., Ltd.
- Takashi Ohashi
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Process for producing a rigid polyurethane foam having excellent fl...
- Patent number 4,205,136
- Issue date May 27, 1980
- Bridgestone Tire Company Limited
- Takashi Ohashi
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Method for producing heat resistant and flame resistant polyisocyan...
- Patent number 4,189,541
- Issue date Feb 19, 1980
- Bridgestone Tire Company Limited
- Takashi Ohashi
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...