Masami Umeda

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Matsuyama, JP

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Patents Grantslast 30 patents

Information Patent Grant
Ethylene terephthalate/ethylene-2,6-naphthalene-dicarboxylate copol...
- Patent number 6,022,603
- Issue date Feb 8, 2000
- Teijin Limited
- Masami Umeda
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Container formed from copolyester composition, copolyester composit...
- Patent number 5,851,612
- Issue date Dec 22, 1998
- Teijin Limited
- Masami Umeda
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Polyethylene-2,6-naphthalene dicarboxylate resin and preform and bo...
- Patent number 5,837,800
- Issue date Nov 17, 1998
- Teijin Limited
- Minoru Suzuki
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Polybutylene terephthalate having low carboxyl group concentration...
- Patent number 5,709,916
- Issue date Jan 20, 1998
- Teijin Limited
- Noriyuki Akagi
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...