Kazuhiro Yamamoto

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Yokohama, JP

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Patents Grantslast 30 patents

Information Patent Grant
Triarylphosphine or triarylarsine compound, alpha-olefin polymeriza...
- Patent number 9,890,231
- Issue date Feb 13, 2018
- Japan Polyethylene Corporation
- Minoru Kobayashi
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Triarylphosphine or triarylarsine compound, alpha-olefin polymeriza...
- Patent number 9,376,459
- Issue date Jun 28, 2016
- Japan Polyethylene Corporation
- Minoru Kobayashi
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Production method of polyolefin, polyolefin and 1-hexene for linear...
- Patent number 9,272,961
- Issue date Mar 1, 2016
- Mitsubishi Chemical Corporation
- Hiroki Emoto
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Manufacturing method of polyolefin
- Patent number 7,485,686
- Issue date Feb 3, 2009
- Japan Polypropylene Corporation
- Kazuhiro Yamamoto
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Catalysts for olefin polymerization and a process for preparing ole...
- Patent number 5,942,459
- Issue date Aug 24, 1999
- Mitsubishi Chemical Corporation
- Toshihiko Sugano
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...

Patents Applicationslast 30 patents

Information Patent Application
NOVEL TRIARYLPHOSPHINE OR TRIARYLARSINE COMPOUND, ALPHA-OLEFIN POLY...
- Publication number 20160264699
- Publication date Sep 15, 2016
- JAPAN POLYETHYLENE CORPORATION
- Minoru Kobayashi
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
NOVEL TRIARYLPHOSPHINE OR TRIARYLARSINE COMPOUND, ALPHA-OLEFIN POLY...
- Publication number 20110257351
- Publication date Oct 20, 2011
- JAPAN POLYPROPYLENE CORPORATION
- Minoru Kobayashi
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
PRODUCTION METHOD OF POLYOLEFIN, POLYOLEFIN AND 1-HEXENE FOR LINEAR...
- Publication number 20100331503
- Publication date Dec 30, 2010
- MITSUBISHI CHEMICAL CORPORATION
- Hiroki Emoto
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
Manufacturing method of polyolefin
- Publication number 20050032993
- Publication date Feb 10, 2005
- JAPAN POLYPROPYLENE CORPORATION
- Kazuhiro Yamamoto
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...