Issued Patents All Time
Showing 1–19 of 19 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5484595 | Process for preparation of dibenzocyclooctadiene type lignan | Yukinobu Ikeya, Hirotoshi Kanatani, Kaoru Nakajima | 1996-01-16 |
| 5459160 | Iridoid derivatives and the use thereof as a drug | Yuuichi Fujii, Ichiro Arai, Akira Hatta, Akemi Tatsugi, by Mieko Mitsuhashi, legal representative +3 more | 1995-10-17 |
| 5374653 | Iridoid derivatives and the use thereof as a drug | Yuichi Fujii, Ichiro Arai, Akira Hatta, Akemi Tatsugi, Mieko Mitsuhashi, legal representative +3 more | 1994-12-20 |
| 5321135 | Process for the preparation of polycyclic compounds using ferric perchlorate and acid trifluoroacidic | Masahide Tanaka, Takeshi Wakamatsu, by Mieko Mitsuhashi, legal representative, by Hiroyuki Mitsuhashi, legal representative, by Tomoai Mitsuhashi, heir | 1994-06-14 |
| 5272172 | Iridoid derivatives and the use thereof as a drug | Yuuichi Fujii, Ichiro Arai, Akira Hatta, Akemi Tatsugi, Mieko Mitsuhashi, legal representative +3 more | 1993-12-21 |
| 5264594 | Biphenyl derivative and preparation and use thereof | Masayuki Kimura, Kunio Hosaka, Shigehumi Takeda | 1993-11-23 |
| 5234951 | Anti-ulcer agent comprising chalcone derivative | Yukio Komazawa, Shigefumi Takeda, Kunio Hosaka, Toshihiko Watanabe | 1993-08-10 |
| 5106859 | Certain 1,3,4-thiadiazole derivatives and anti-ulcer agent comprising said derivatives as active ingredient | Yoshihiro Hasegawa, Toshihiko Yanagisawa, Kunio Hosaka | 1992-04-21 |
| 5106871 | Anti-ulcer agent comprising chalcone derivative as effective ingredient and novel chalcone derivative | Yukio Komazawa, Shigefumi Takeda, Kunio Hosaka, Toshihiko Watanabe | 1992-04-21 |
| 5032685 | Biphenyl derivative and production and use thereof | Yoshiyuki Matsuoka, Kunio Hosaka, Shigefumi Takeda | 1991-07-16 |
| 4996331 | Novel biphenyl derivative and preparation and use thereof | Masayuki Kimura, Kunio Hosaka, Shigehumi Takeda | 1991-02-26 |
| 4987240 | Novel biphenyl derivative and production and use thereof | Yoshiyuki Matsuoko, Kunio Hosaka, Shigefumi Takeda | 1991-01-22 |
| 4962211 | Novel biphenyl derivative and production and use thereof | Yoshiyuki Matsuoka, Kunio Hosaka, Shigefumi Takeda | 1990-10-09 |
| 4925872 | Biphenyl derivative useful as a liver ailment moderating agent | Masayuki Kimura, Kunio Hosaka, Shigehumi Takeda | 1990-05-15 |
| 4904694 | Biphenyl derivative useful in the treatment of liver diseases | Yoshiyuki Matsuoka, Kunio Hosaka, Shigefumi Takeda | 1990-02-27 |
| 4849448 | Novel biphenyl derivative and preparation and use thereof | Masayuki Kimura, Kunio Hosaka, Shigehumi Takeda | 1989-07-18 |
| 4452786 | Condurango glycoside compounds, processes for their preparation, antitumor agents comprising them and compositions | Den-ichi Mizuno, Koji Hayashi, Shigeru Abe, Muneaki Takase, Toshiharu Narita | 1984-06-05 |
| 4320119 | Extracts of Marsdenia cundurango Reichenbach fil | Den-ichi Mizuno, Shigeru Abe, Koji Hayashi | 1982-03-16 |
| 4320120 | Extracts of Marsdenia cundurango Reichenbach fil | Den-ichi Mizuno, Koji Hayashi, Shigeru Abe, Muneaki Takase, Toshiharu Narita | 1982-03-16 |