Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5466757 | Process for production of chlorinated ethylene-propylene copolymers | Naotoshi Watanabe, Tsuyoshi Masukawa, Noboru Moriwaki | 1995-11-14 |
| 5373064 | Process for producing chlorinated polyolefin in an aqueous suspension system comprising a metal salt of an alkyldiphenyl ether disulfonic acid | Jun Konishi | 1994-12-13 |
| 5087673 | Process for production of chlorinated ethylene-propylene copolymers | Naotoshi Watanabe, Tsuyoshi Masukawa, Noboru Moriwaki | 1992-02-11 |
| 4455259 | Process for recovering animal hair grease | Ken Kazama, Ikuo Muramoto, Yoshinobu Kusunoki, Hideyuki Fujii | 1984-06-19 |
| 4343619 | Method of preparing a scoured animal hair material | Ken Kazama, Ikuo Muramoto, Yoshinobu Kusunoki | 1982-08-10 |