Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4390475 | Thin film type sulfonation process of alkylbenzene | Toshimi Terao, Katsumasa Nagano, Kyozo Kitano | 1983-06-28 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4390475 | Thin film type sulfonation process of alkylbenzene | Toshimi Terao, Katsumasa Nagano, Kyozo Kitano | 1983-06-28 |