Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5534327 | Powdered leather and method of producing the same | Tohru Nishi, Yasuji Kawamura, Kazuo Minato, Nobuo Kusamoto, Haruki Kai +1 more | 1996-07-09 |
| 5272190 | Rubber composition containing powdered leather and molding products | Haruki Kai, Tohru Nishi | 1993-12-21 |