Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4939114 | Silver-deposited catalyst for production of ethylene oxide | Yukio Sakai, Yoshiaki Saotome, Tomoatsu Iwakura | 1990-07-03 |
| 4812437 | Silver-deposited catalyst for production of ethylene oxide | Yukio Sakai, Tomoatsu Iwakura | 1989-03-14 |
| 4786624 | Silver catalyst for production of ethylene oxide from ethylene | Yukio Sakai | 1988-11-22 |
| 4746749 | Process for producing silver oxalate | Yukio Sakai, Tomoatsu Iwakura | 1988-05-24 |
| 4690913 | Silver catalyst for production of ethylene oxide from ethylene and process for producing the catalyst | Yukio Sakai | 1987-09-01 |
| 4642360 | Method for producing ethylene oxide | Yukio Sakai | 1987-02-10 |
| 4415476 | Silver-based catalyst containing chlorine as an anionic component for the production of ethylene oxide | Akimi Ayame, Yukio Sakai | 1983-11-15 |
| 4414135 | Silver-based catalyst containing bromine and/or fluorine as an anionic component for the production of ethylene oxide | Yukio Sakai | 1983-11-08 |