Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4831162 | Preparation process of ethylene oxide | Mutsuo Nakajima, Hisaharu Kuboyama, Hiroshi Kimura, Kenji Yoshida | 1989-05-16 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4831162 | Preparation process of ethylene oxide | Mutsuo Nakajima, Hisaharu Kuboyama, Hiroshi Kimura, Kenji Yoshida | 1989-05-16 |