Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4875909 | Method for recovery of ethylene oxide | Yukihiko Kakimoto, Masayuki Sawada, Yoshiaki Kajimoto | 1989-10-24 |
| 4778567 | Method for purification of ethylene oxide and recovery of heat thereof | Yukihiko Kakimoto, Masayuki Sawada, Yoshiaki Kajimoto | 1988-10-18 |
| 4248740 | Process for preparing silver-supported catalyst for the production of ethylene oxide | Masashi Mitsuhata, Toshihiko Kumazawa | 1981-02-03 |