Issued Patents All Time
Showing 26–27 of 27 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4301083 | Preparation of etherified polyoxyalkylene derivatives | Masuhiko Tamura | 1981-11-17 |
| 4271320 | Process for producing a higher carbonyl compound | Yasuo Tokitoh, Masuhiko Tamura | 1981-06-02 |