Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4382014 | Process for producing a polyether carbonate surface active material | Shizuyoshi Sakai, Tatsuo Fujinami, Hiroshi Takemura, Michiaki Sagesaka | 1983-05-03 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4382014 | Process for producing a polyether carbonate surface active material | Shizuyoshi Sakai, Tatsuo Fujinami, Hiroshi Takemura, Michiaki Sagesaka | 1983-05-03 |