Issued Patents All Time
Showing 1–25 of 26 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9230821 | Dry etching agent and dry etching method using the same | Tomonori Umezaki, Akiou Kikuchi, Isamu Mori, Satoru Okamoto | 2016-01-05 |
| 9093388 | Dry etching agent and dry etching method using the same | Tomonori Umezaki, Akiou Kikuchi, Isamu Mori, Satoru Okamoto | 2015-07-28 |
| 9051231 | Process for producing 1,3,3,3-tetrafluoropropene | Fuyuhiko Sakyu, Satoshi Yoshikawa, Satoru Okamoto, Yoshio Nishiguchi | 2015-06-09 |
| 9017571 | Dry etching agent and dry etching method | Tomonori Umezaki, Isamu Mori, Satoru Okamoto, Akiou Kikuchi | 2015-04-28 |
| 8987533 | Production method for 1-chloro-3,3,3-trifluoropropene | Satoshi Yoshikawa, Fuyuhiko Sakyu | 2015-03-24 |
| 8877989 | Dehydration process of hydrofluorocarbon or hydrochlorofluorocarbon and production method of 1,3,3,3-tetrafluoropropene using the dehydration process | Yoshio Nishiguchi | 2014-11-04 |
| 8846807 | Solvent composition for silicone compound | Ryoichi Tamai, Kanako OSAFUNE | 2014-09-30 |
| 8664457 | Method for producing 3,3,3-trifluoropropene | Fuyuhiko Sakyu | 2014-03-04 |
| 8563790 | Process for production of 2-chloro-3,3,3-trifluoropropene | Fumihiro Kawagoe, Fuyuhiko Sakyu | 2013-10-22 |
| 8524956 | Method of purifying (Z)-1-chloro-3,3,3-trifluoropropene | Akira Ishihara, Ryoichi Tamai | 2013-09-03 |
| 8513473 | Method for producing trans-1,3,3,3-tetrafluoropropene | Fuyuhiko Sakyu, Satoru Okamoto | 2013-08-20 |
| 8487144 | Process for producing fluorinated propene | Hideo Hamasaki | 2013-07-16 |
| 8338355 | Azeotrope or azeotrope-like composition comprising 1,1,2,2-tetrafluoro-1-methoxyethane | Akira Ishihara | 2012-12-25 |
| 8115037 | Method for producing 1,3,3,3-tetrafluoropropene | Fuyuhiko Sakyu | 2012-02-14 |
| 8016911 | Use of a protective gas composition for preventing oxidation or combustion of molten magnesium | Ryoichi Tamai, Satoru Okamoto, Fuyuhiko Sakyu | 2011-09-13 |
| 7988762 | Protective gas composition for magnesium/magnesium alloy production and combustion preventing method | Shigeharu Kamado, Hayato Okumura, Daisuke Yamagata, Fuyuhiko Sakyu | 2011-08-02 |
| 7964759 | Method for producing 3,3,3-trifluoropropyne | Akira Ishihara | 2011-06-21 |
| 7326362 | Blowing agent, premix and process for preparing rigid polyurethane foam or polyisocyanurate foam | Toshio Hesaka, Naoto Takada | 2008-02-05 |
| 6514425 | Dry etching gas | Akira Sekiya, Tetsuya Takagaki, Shinsuke Morikawa, Shunichi Yamashita, Tsuyoshi Takaichi +3 more | 2003-02-04 |
| 6316681 | Method for producing 1,1,1,3,3-pentafluoropropane | Satoshi Yoshikawa, Ryouichi Tamai, Fuyuhiko Sakyu, Yoshihiko Gotoh | 2001-11-13 |
| 6235951 | Method for producing 1,1,1,3,3-pentafluoropropane | Fuyuhiko Sakyu, Satoshi Yoshikawa, Yoshihiko Gotoh, Ryouichi Tamai | 2001-05-22 |
| 6198010 | Method for producing 1,1,1,3,3-pentafluoropropane | Satoshi Yoshikawa, Ryouichi Tamai, Fuyuhiko Sakyu, Yoshihiko Gotoh | 2001-03-06 |
| 6120652 | Method for purifying crude 1,1,1,3,3-pentafluoropropane | Ryouichi Tamai | 2000-09-19 |
| 6111150 | Method for producing 1,1,1,3,3,-pentafluoropropane | Fuyuhiko Sakyu, Satoshi Yoshikawa, Ryouichi Tamai, Yoshihiko Gotoh | 2000-08-29 |
| 5015582 | Isolated phenylalanine dehydrogenase gene and process for production of phenylalanine dehydrogenase | Yasuhisa Asano, Noriko Okazaki, Naganori Numao | 1991-05-14 |