Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7615668 | Method for producing 4,4,4-trifluorobutane-2-one | Adam Alty, Frank Waters, Richard Du Boisson, Yokusu Kuriyama | 2009-11-10 |
| 5840369 | Polyimide precursor composition, polyimide composition, process for the production of said polyimide precursor composition, and process for the production of said polymide composition | Hidehisa Nanai, Yoshihiro Moroi, Hiroshi Takahashi, Seiji Hasegawa | 1998-11-24 |
| 5686525 | Polyimide precursor composition and the production of said polyimide precursor composition | Hidehisa Nanai, Yoshihiro Moroi, Hiroshi Takahashi, Seiji Hasegawa | 1997-11-11 |
| 5478918 | Low stress polyimide composition and precursor composition solution of same | Hidehisa Nanai, Yoshihiro Moroi, Hiroshi Takahashi, Seiji Hasegawa | 1995-12-26 |
| 5098971 | Fluorine-containing thermosetting resin | Akira Nagai, Shin Nishimura, Akio Takahashi, Akihiro Fukui | 1992-03-24 |
| 5089628 | Fluorine-containing bismaleamic acids and bismaleimides useful for thermosetting resins | Akihiro Fukui | 1992-02-18 |
| 4990689 | 2,4-bis(2-hydroxyhexafluoro-2-propyl)fluorobenzene and method of preparing same | Takayuki Nishimiya | 1991-02-05 |
| 4987259 | Process of preparing 2,2-bis(4-aminophenyl)-hexafluoropropane | Showzou Kaneda, Mineo Watanabe, Etsuko Katoh | 1991-01-22 |
| 4978808 | Method of producing 2,2-bis(3-nitro-4-hydroxyphenyl)hexafluoropropane | Tetsuo Wada | 1990-12-18 |
| 4910348 | Preparation of polyfluoroenolates | Takeshi Nakai | 1990-03-20 |
| 4647695 | Method of preparing trifluoroacetic acid from trichlorotrifluoroethane | Takeshi Kondo, Hideki Oshio | 1987-03-03 |