Keizo Hayashi

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Hyogo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Process for producing isobutylene polymers
- Patent number 6,579,959
- Issue date Jun 17, 2003
- Kaneka Corporation
- Chiho Yoshimi
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Polymerization apparatus and batch-wise process for producing vinyl...
- Patent number 5,278,262
- Issue date Jan 11, 1994
- Kanegafuchi Kagaku Kogyo Kabushiki Kaisha
- Yoshio Tomishima
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Polymerization apparatus having an effective height/effective inner...
- Patent number 5,169,918
- Issue date Dec 8, 1992
- Kanegafuchi Kagaku Kogyo Kabushiki Kaisha
- Yoshio Tomishima
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...

Patents Applicationslast 30 patents

Information Patent Application
Process for Producing Particulate Resin
- Publication number 20090275676
- Publication date Nov 5, 2009
- Kaneka Corporation
- Keizo Hayashi
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
Process for producing isobutylene polymers
- Publication number 20020193549
- Publication date Dec 19, 2002
- Kaneka Corporation
- Chiho Yoshimi
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...