Issued Patents 1989
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4884396 | Desulfurizing agent and process for treating hydrogen sulfide containing gas, coal gasification system and power generation system based on coal gasification using the desulfurizing agent | Tomohiko Miyamoto, Shuntaro Koyama, Jinichi Tomuro, Atsushi Morihara, Hisao Yamashita +3 more | 1989-12-05 |
| 4848511 | Vibration insulating rubber | Tetsuo Ohyama, Shuichi Akita, Hiroyuki Watanabe | 1989-07-18 |
| 4838828 | Endless rail for running toy | Nobuyoshi Ohnuma | 1989-06-13 |
| 4831094 | Articles having shape recovering properties and a method for using it | Claude Stein, Hitoshi Nagai, Satoru Isomura | 1989-05-16 |