Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8865946 | Process for producing fluoromethyl hexafluoroisopropyl ether | Hiroshi Takahashi, Michio Ishida | 2014-10-21 |
| 8524941 | Process for producing monomer for fluorinated resist | Shinya Akiba, Ryo Nadano | 2013-09-03 |
| 7919657 | Process for dehydration of hexafluoroacetone hydrate | Tatsuya Hayasaka, Yoshiaki Miyamoto | 2011-04-05 |
| 6331649 | Process for producing trifluoromethylbenzylamines | Satoru Narizuka | 2001-12-18 |
| 6093858 | Method for producing bis (trifluoromethyl) benzene | Michio Ishida, Makoto Koide | 2000-07-25 |
| 5233098 | Method for removing and recovering fluorinated alcohol from waste gas | Toru Nakazora, Toshihiro Nakamichi, Tuneyoshi Hisayuki, Katumi Takesita | 1993-08-03 |
| 4691066 | Process of preparing metachlorobenzotrifluoride | Fumio Inoue, Koshi Okazaki | 1987-09-01 |
| 4599455 | Process of purifying fluorinated carbonyl compound mixed with hydrogen fluoride | Yutaka Maruyama, Junji Negishi, Katuyoshi Murata | 1986-07-08 |
| 4564716 | Preparation of 1,1,1,3,3,3-hexafluoropropane-2-ol by hydrogenolysis of hexafluoroacetone hydrate | Toshihiro Nakamichi, Toshikazu Kawai, Toru Nakazora | 1986-01-14 |
| 4554382 | Dehydrating decomposition process for preparing carbonyl compound | Yoshihiro Tasaka, Toshihiro Nakamichi | 1985-11-19 |
| 4544772 | Method of purifying hexafluoroacetone hydrate | Mithio Sawai, Yoshihiro Tasaka, Toshikazu Kawai | 1985-10-01 |
| 4450298 | Vapor phase catalytic hydrolysis of benzal chloride or its halogen- or trifluoromethyl-substitute to form benzaldehyde or substitute | Takeshi Kondow, Koshi Okazaki, Kimiaki Matsuoka | 1984-05-22 |