Kazumi Yamada

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Yasu-gun, JP

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Patents Grantslast 30 patents

Information Patent Grant
Expandable polystyrene resin particles and method for producing the...
- Patent number 9,079,342
- Issue date Jul 14, 2015
- Sekisui Plastics Co., Ltd.
- Koji Sakamoto
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL

Patents Applicationslast 30 patents

Information Patent Application
EXPANDABLE POLYSTYRENE RESIN PARTICLES AND METHOD FOR PRODUCING THE...
- Publication number 20120022175
- Publication date Jan 26, 2012
- Koji Sakamoto
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Application
Solidified granular material and high proof bending stress structur...
- Publication number 20050271871
- Publication date Dec 8, 2005
- Sekisui Plastics Co., Ltd.
- Shouji Yamazaki
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL