Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4711870 | Exhaust gas purifying catalyst | Chikara Yamada, Koichi Irako, Yuichi Murakamai | 1987-12-08 |
| 4702900 | Method of producing silicon carbide | Yasuo Kurachi, Katsuhiko Arai, Hiroaki Wada, Sanae Irako | 1987-10-27 |
| 4426459 | Process for decomposing vulcanized rubber | Hideo Takeichi, Koichi Irako | 1984-01-17 |
| 4305850 | Process for decomposing vulcanized rubber | Hideo Takeichi, Akihiro Maebara, Arata Miyagi, Koichi Irako | 1981-12-15 |
| 4230168 | Polyurethane tire filling material with plasticizer incorporated therein | Hiroshi Kaneda, Akio Souma, Yasuyuki Ura, Michio Ishii, Shiro Anzai | 1980-10-28 |
| 4211676 | Process for reclaiming scrap vulcanized rubber | Yoshihiko Fujii, Shiro Anzai, Junji Furukawa | 1980-07-08 |