Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6905307 | Stationary vanes for turbines and method for making the same | Satoshi Kawarada, Kenji Kawamoto, Hakaru Takamatsu, Atsukuni Waragai | 2005-06-14 |
| 4948867 | Interfacial method of producing prepolymer of aromatic polythiazole | Hideo Nishino, Tatsuya Hattori, Masataka Kumata | 1990-08-14 |
| 4945153 | Method of producing prepolymer of aromatic polythiazole in the presence of a phosphoric acid compound | Hideo Nishino, Tatsuya Hattori, Masataka Kumata | 1990-07-31 |