Issued Patents All Time
Showing 1–22 of 22 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6040407 | Chain polyene group-containing norbornene compound and unsaturated ethylene copolymer using the same | Tatsuyoshi Ishida, Masaaki Yasuda, Hitoshi Onishi, Toshiyuki Tsutsui, Toshihiro Sagane +2 more | 2000-03-21 |
| 5932759 | Process for producing substituted amines and a method for purifying synthetic intermediates therefor | Yoshio Motoyama, Naoshi Nagai, Takeshi Ishitoku | 1999-08-03 |
| 5837791 | Unsaturated copolymer of ethylene and process for preparing the same | Toshihiro Sagane, Masaaki Kawasaki, Hidenari Nakahama, Tatsuyoshi Ishida, Katsuya Takahashi +3 more | 1998-11-17 |
| 5698751 | Branched polyene compounds and production thereof | Tatsuyoshi Ishida, Masaaki Yasuda, Hitoshi Ohnishi, Toshihiro Sagane, Toshiyuki Tsutsui | 1997-12-16 |
| 5510511 | Process for preparing N,O-dialkylhydroxylamine, its salts or intermediates in their synthesis | Satoshi Inoki, Mitsuyuki Takesue, Isao Hashimoto, Kiyoaki Sugi | 1996-04-23 |
| 5432279 | Process for the preparation of binary indole alkaloids | Naoya Sakamoto, Hiroaki Tan, Eiichirou Hata | 1995-07-11 |
| 5358945 | Pyrimidine compound and pharmaceutically acceptable salts thereof | Akira Mizuchi, Ken Ikeda, Yuichiro Kokubun, Kazutoshi Horikomi, Tadayuki Sasaki +4 more | 1994-10-25 |
| 5264435 | Pyrimidines and their pharmaceutical acceptable salts, and their use as medicines | Akira Mizuchi, Kazutoshi Horikomi, Tadayuki Sasaki, Akira Awaya, Ikuo Tomino +1 more | 1993-11-23 |
| 5192799 | Coumaran group containing amine compounds and their acid addition salts and quaternary ammonium salts and the use thereof as anti arrhythmic agents and as psychotropic agents | Ikuo Tomino, Masaharu Ishiguro, Takumi Kitahara, Keiichi Yokoyama, Joji Kamiya +6 more | 1993-03-09 |
| 5175313 | Process for preparing dihydrofuranone derivatives | Junichi Imuta, Aiichiro Ori | 1992-12-29 |
| 5147876 | 2,6-di,2,4,6-, 2,5,6-tri and 2,4,5,6-tetra-substituted pyrimidines, their pharmaceutically acceptable salts, pharmaceutical compositions containing same and their use in the treatment of neurological diseases | Akira Mizuchi, Kazutoshi Horikomi, Tadayuki Sasaki, Akira Awaya, Ikuo Tomino +1 more | 1992-09-15 |
| 5072007 | Process for preparing polyalkyl-2-alkoxy-7-hydroxychroman derivatives | Daisuke Fukuoka, Takeshi Ishitoku, Katsuya Takahashi, Takashi Tashiro, Junichi Imuta +3 more | 1991-12-10 |
| 5041660 | Novel alpha-chloroketone derivative and process for preparation thereof | Keiichi Yokoyama, Yoshio Noguchi | 1991-08-20 |
| 5037977 | Method for production of dimeric alkaloids | Hiroaki Tan, Naoya Sakamoto, Eiichiro Hata, Takeshi Ishitoku | 1991-08-06 |
| 4973588 | Imidazole derivatives having anti-hypoxia properties | Ikuo Tomino, Mitsuyuki Takesue, Takafumi Ishihara | 1990-11-27 |
| 4973703 | "Process for purification of N-cyano-N'-methyl-N""-(2-((5-methyl-1Himidazol-4-yl)methylthio)ethyl)guan idine" | Junichi Imuta, Takeshi Ishitoku | 1990-11-27 |
| 4962200 | Nitrogen-containing compound | Ikuo Tomino, Hiroaki Tan, Takafumi Ishihara | 1990-10-09 |
| 4894475 | Alpha-acyloxyketone derivatives | Hiroaki Tan, Koji Kato, Junichi Imuta | 1990-01-16 |
| 4886912 | Cyanoguanidine derivative and process for preparation thereof | Hiroaki Tan, Keiichi Yokoyama | 1989-12-12 |
| 4886910 | Cyanoguanidine derivative and process for preparation thereof | Hiroaki Tan, Koji Kato, Junichi Imuta | 1989-12-12 |
| 4814500 | Cyanoguanidine derivative and process for preparation thereof | Teruaki Mukaiyama, Takeshi Ishitoku, Katsuya Takahashi | 1989-03-21 |
| 4808726 | Process for preparation of guanidine derivative | Isao Hashimoto, Ikuo Tomino, Houji Kato, Teruaki Mukaiyama | 1989-02-28 |