Issued Patents All Time
Showing 25 most recent of 30 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7683222 | Method of producing a fluorine-containing compound | Yushi Kaneko, Takayuki Ito | 2010-03-23 |
| 6818800 | Methods for providing low-molecular radicals, radical-carrying molecules, a polymerization catalyst containing them and processes for polymerization and polymers produced thereby | Eiji Hayashi, Haruhiko Fukaya, Tetsuo Shimizu | 2004-11-16 |
| 6710214 | Highly branched perfluoroolefins, super-stable perfluoroalkyl radicals and production methods thereof | Masakazu Nishida, Masaharu Okazaki, Kazumi Toriyama, Tetsuo Shimizu | 2004-03-23 |
| 6689923 | Perfluoroolefin-hydrocarbon hybrid compound, method of producing the same and method of producing perfluoroalkyl radical | Masakazu Nishida | 2004-02-10 |
| 5939588 | Asymmetric fluorine-containing primary amines and their preparation | Vadim A. Soloshonok, Takashi Abe | 1999-08-17 |
| 5789606 | Epoxidizing agent | Haruhiko Fukaya, Masakazu Nishida, Takashi Abe | 1998-08-04 |
| 4910195 | Dihydropyridine derivatives | Atsuyuki Ashimori, Yoshihisa Inoue, Chikara Fukaya, Kazumasa Yokoyama | 1990-03-20 |
| 4886819 | Dihydropyridine derivatives and pharmaceutical composition thereof | Atsuyuki Ashimori, Yoshihisa Inoue, Chikara Fukaya, Kazumasa Yokoyama | 1989-12-12 |
| 4868318 | Perfluoro chemicals and polyfluorinated compounds | Kirby V. Scherer, Jr., Kouichi Yamanouchi, Kazumasa Yokoyama | 1989-09-19 |
| 4849429 | Certain 1,4-dihydro-2,6-dilower-alkyl-4-(mono-substituted pyridyl) useful for treating coronary artery or cerebral artery disease | Chikara Fukaya, Atsuyuki Ashimori, Kazumasa Yokoyama | 1989-07-18 |
| 4736004 | Persistent perfluoroalkyl free radicals useful as polymerization catalyst | Kirby V. Scherer, Jr., Kouichi Yamanouchi | 1988-04-05 |
| 4713459 | Perfluoro compounds | Kazumasa Yokoyama, Chikara Fukaya, Yoshio Tsuda, Yoshio Arakawa, Tadakazu Suyama | 1987-12-15 |
| 4686024 | Novel perfluoro chemicals and polyfluorinated compounds and process for production of the same | Kirby V. Scherer, Jr., Kouichi Yamanouchi, Kazumasa Yokoyama | 1987-08-11 |
| 4654337 | Perfluoro-1-azatricyclic amine compounds useful as blood substitutes or in infusion fluids | Kazumasa Yokoyama, Chikara Fukaya, Yoshio Tsuda, Yoshio Arakawa, Yoshihisa Inoue +2 more | 1987-03-31 |
| 4626608 | Persistent perfluoroalkyl free radicals useful as polymerization catalyst | Kirby V. Scherer, Jr., Kouichi Yamanouchi | 1986-12-02 |
| 4613605 | Perfluoro-1-azatricyclic amines as blood substitutes | Kazumasa Yokoyama, Chikara Fukaya, Yoshio Tsuda, Yoshio Arakawa, Yoshihisa Inoue +2 more | 1986-09-23 |
| 4605650 | Perfluoro-1-azatricyclic amine compounds useful as oxygen carriers in artificial blood and infusion fluids | Kazumasa Yokoyama, Chikara Fukaya, Yoshio Tsuda, Yoshio Arakawa, Yoshihisa Inoue +2 more | 1986-08-12 |
| 4605786 | Perfluoro ether compound containing perfluorocycloalkyl moiety | Kazumasa Yokoyama, Yoshihisa Inoue, Chikara Fukaya, Yoshio Arakawa, Youichiro Naito +2 more | 1986-08-12 |
| 4604385 | Perfluoro-1-azatricyclic amine compounds useful as oxygen carriers in artificial blood and infusion fluids | Kazumasa Yokoyama, Chikara Fukaya, Yoshio Tsuda, Yoshio Arakawa, Yoshihisa Inoue +2 more | 1986-08-05 |
| 4599343 | Perfluoroindolizines and emulsions thereof useful as blood substitutes | Kazumasa Yokoyama, Chikara Fukaya, Yoshio Tsuda, Yoshio Arakawa, Tadakazu Suyama | 1986-07-08 |
| 4596810 | Emulsions of perfluoro octahydro quinolizines useful as blood substitutes | Kazumasa Yokoyama, Chikara Fukaya, Yoshio Tsuda, Yoshio Arakawa, Tadakazu Suyama | 1986-06-24 |
| 4591599 | Perfluoropyrrolizines and emulsions thereof useful as blood substitutes | Kazumasa Yokoyama, Chikara Fukaya, Yoshio Tsuda, Yoshio Arakawa, Tadakazu Suyama | 1986-05-27 |
| 4591593 | Perfluoro compound and emulsion thereof | Kazumasa Yokoyama, Chikara Fukaya, Yoshio Isuda, Yoshio Arakawa, Tadakazu Suyama | 1986-05-27 |
| 4542147 | Perfluoro-1-azatricyclic amine compound | Kazumasa Yokoyama, Chikara Fukaya, Yoshio Tsuda, Yoshio Arakawa, Yoshihisa Inoue +2 more | 1985-09-17 |
| 4534978 | Perfluorocycloamines | Kazumasa Yokoyama, Chikara Fukaya, Yoshio Tsuda, Yoshio Arakawa, Tadakazu Suyama | 1985-08-13 |