Issued Patents All Time
Showing 1–25 of 27 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7692018 | Process for producing high purity 3,5-dihydroxy-6-heptenoic acid derivative | Yuji Yoshimura, Masami Yasukawa, Syuji Morikiyo, Yasutaka Takada | 2010-04-06 |
| 7683189 | Process for producing aminobenzopyran compound | Takanori Shimizu | 2010-03-23 |
| 7339062 | Method for producing a 3,5-dihydroxy-6-heptenoate | Yuji Yoshimura, Masami Yasukawa, Syuji Morikiyo, Yasutaka Takada, Michiaki Adachi | 2008-03-04 |
| 7193086 | Process for preparation of a quinolinecarbaldehyde | Takanori Shimizu | 2007-03-20 |
| 7038091 | Process for producing acetylene compound | Osamu Yamada, Takanori Shimizu | 2006-05-02 |
| 6437135 | Process for producing quinolinecarbaldehyde | Takanori Shimizu, Yasutaka Takada | 2002-08-20 |
| 6407298 | Process for the preparation of (p-chlorophenyl)propanol derivatives | Minako Kamikawaji, Takashi Horiuchi | 2002-06-18 |
| 6310065 | Pyridazinone hydrochloride compound and method for producing the same | Takashi Horiuchi, Sachiko Matsumoto, Minako Kamikawaji | 2001-10-30 |
| 6310249 | Process for producing 2-aminobenzophenone compound | Takashi Horiuchi | 2001-10-30 |
| 5939552 | Process for preparing optically active mevalonolactone compounds | Hirokazu Ikeda, Tatsushi Murakami, Yoshio Ohara, Hiroyasu Kanda | 1999-08-17 |
| 5919806 | Medicines for cardiac insufficiency | Kiyotomo Seto, Yoshimasa Kamikawaji, Kazuhiko Ohrai, Toru Yamashita, Yukinori Masuda | 1999-07-06 |
| 5856327 | Pyridazinone derivatives | Keizo Tanikawa, Takashi Matsumoto, Nobutomo Tsuruzoe, Hitoshi Nakabeppu | 1999-01-05 |
| 5750523 | Pyridazinone derivatives | Keizo Tanikawa, Takashi Matsumoto, Nobutomo Tsuruzoe, Hitoshi Nakabeppu | 1998-05-12 |
| 5599813 | Thiazolopyrimidine derivatives | Noriko Tanaka, Kiyoshi Nakayama, Haruko Chatani, Michio Iwahana | 1997-02-04 |
| 5361030 | Leak detector for electro-magnetic induction-type conductivity meter | Shigeyuki Akiyama | 1994-11-01 |
| 5319089 | Process for the optical resolution of pyranobenzoxadiazole compounds | Kiyotomo Seto, Ryozo Sakoda | 1994-06-07 |
| 5272271 | Pyranobenzoxadiazole derivatives | Kiyotomo Seto, Yoshimasa Kamikawaji, Kazuhiko Ohrai, Keisuke Ohdoi, Ryozo Sakoda +1 more | 1993-12-21 |
| 5252925 | Detector assembly for an electromagnetic induction-type conductivity meter | Shigeyuki Akiyama | 1993-10-12 |
| 5177237 | Hydrazine derivatives useful as intermediates in the synthesis of hypotensive agents | Kiyotomo Seto, Ryozo Sakoda | 1993-01-05 |
| 5097037 | Process for the optical resolution of pyranobenzoxadiazole compounds | Kiyotomo Seto, Ryozo Sakoda | 1992-03-17 |
| 5079357 | Derivatives of penem | Makoto Sato, Makoto Takemura, Kunio Higashi, Tsunehiko Soga, Toshiyuki Nishi | 1992-01-07 |
| 4962202 | Mercapto-bicycloheterocyclics useful as intermediates for penem derivatives | Makoto Sato, Makoto Takemura, Kunio Higashi, Tsunehiko Soga, Toshiyuki Nishi | 1990-10-09 |
| 4900752 | Pyranobenzoxadiazole derivatives | Kiyotomo Seto, Yoshimasa Kamikawaji, Kazuhiko Ohrai, Kyoko Nakayama, Ryozo Sakoda +1 more | 1990-02-13 |
| 4898943 | Tricyclic triazolopyrimidine derivatives | Sumiro Isoda, Shunzo Aibara, Tamotsu Miwa, Hiroyuki Fujiwara, Shuichi Yokohama | 1990-02-06 |
| 4879400 | Process for producing alpha-(benzylidene)acetonylphosphonates | Kiyotomo Seto, Ryozo Sakoda | 1989-11-07 |