Haruki Kai

Follow

Person

Ichihara, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Powdered leather and method of producing the same
- Patent number 5,534,327
- Issue date Jul 9, 1996
- Idemitsu Petrochemical Co., Ltd.
- Tohru Nishi
- C14 - SKINS HIDES PELTS LEATHER
Information Patent Grant
Rubber composition containing powdered leather and molding products
- Patent number 5,272,190
- Issue date Dec 21, 1993
- Idemitsu Petrochemical Co., Ltd.
- Haruki Kai
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...