Seiichi Kawahara

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Nagaoka-shi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Modified natural rubber particle, production method thereof, and mo...
- Patent number 8,791,209
- Issue date Jul 29, 2014
- Tokai Rubber Industries, Ltd.
- Osamu Wakisaka
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Protein-free natural rubber, latex thereof, and method for manufact...
- Patent number 8,476,348
- Issue date Jul 2, 2013
- National University Corporation Nagaoka University of Technology
- Yoshimasa Yamamoto
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Modified natural rubber particle, production method thereof, and mo...
- Patent number 8,357,758
- Issue date Jan 22, 2013
- Tokai Rubber Industries, Ltd.
- Osamu Wakisaka
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...

Patents Applicationslast 30 patents

Information Patent Application
SYNTHETIC POLYISOPRENE COPOLYMER AND PRODUCING METHOD THEREFOR
- Publication number 20210079148
- Publication date Mar 18, 2021
- Toyo Tire Corporation
- Norihiko Nakamura
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
MODIFIED NATURAL RUBBER PARTICLE, PRODUCTION METHOD THEREOF, AND MO...
- Publication number 20130144012
- Publication date Jun 6, 2013
- National University Corporation Nagaoka University of Technology
- Osamu Wakisaka
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
PROTEIN-FREE NATURAL RUBBER, LATEX THEREOF, AND METHOD FOR MANUFACT...
- Publication number 20120208938
- Publication date Aug 16, 2012
- Yoshimasa Yamamoto
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
MODIFIED NATURAL RUBBER PARTICLE, PRODUCTION METHOD THEREOF, AND MO...
- Publication number 20110130511
- Publication date Jun 2, 2011
- TOKAI RUBBER INDUSTRIES, LTD.
- Osamu Wakisaka
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
MODIFIED RUBBER AND MANUFACTURING METHOD FOR THE SAME
- Publication number 20100292411
- Publication date Nov 18, 2010
- Katsuhiko Nakajima
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...