Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7662764 | Azeotrope-like solvent composition and mixed solvent composition | Masaaki Tsuzaki | 2010-02-16 |
| 5219551 | Process for preparing hydrogen fluoride | Kunihiko Terase, Sadao Hagita, Kouichi Yokoyama, Yasuhiro Sanada, Suekazu Hirata | 1993-06-15 |