Issued Patents All Time
Showing 1–25 of 27 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6190694 | Chitosan-containing soft capsule and process for producing the same | Yutaka Mizushima, Yasuo Kosaka | 2001-02-20 |
| 5910499 | Antiallergic agent having an anti-oxidant action | Tetsuo Ebata, Yasuo Kosaka | 1999-06-08 |
| RE36139 | Hydroquinone derivative | Hitoshi Matsumoto, Yasunori Niiro | 1999-03-09 |
| 5786021 | Processed material of bean curd refuse and method for the preparation thereof | Hitoshi Matsumoto, Chitoshi Mori, Keiji Inouchi | 1998-07-28 |
| 5416242 | Hydroquinone derivative | Hitoshi Matsumoto, Yasunori Niiro | 1995-05-16 |
| 5276058 | 3,4-dihydroxychalcone derivatives | Hitoshi Matsumoto, Yasunori Niiro | 1994-01-04 |
| 5264421 | Food composition | Hitoshi Matsumoto, Yasunori Niiro, Hisao Kakegawa, Tokutaro Miki | 1993-11-23 |
| 5194445 | Ascorbic acid derivative | Yasunori Niiro, Hisao Kakegawa, Hitoshi Matsumoto | 1993-03-16 |
| 5143648 | Ascorbic acid derivative and use as antioxidant | Yasunori Niiro, Hisao Kakegawa, Hitoshi Matsumoto | 1992-09-01 |
| 5109025 | Therapeutic agent for penal disorders | Hitoshi Matsumoto, Hisao Kakegawa | 1992-04-28 |
| 5061812 | Ascorbic acid derivative | Yasunori Niiro, Hisao Kakegawa, Hitoshi Matsumoto | 1991-10-29 |
| 5053490 | Useful substance-albumin complex | Hitoshi Matsumoto | 1991-10-01 |
| 5051406 | Pharmaceutical composition using albumin as a carrier and process for producing the same | — | 1991-09-24 |
| 5034543 | Ascorbic acid derivative and use as antioxidants | Yasunori Niiro, Hisao Kakegawa, Hitoshi Matsumoto | 1991-07-23 |
| 5011949 | Ascorbic acid derivative | Yasunori Niiro, Hisao Kakegawa, Hitoshi Matsumoto | 1991-04-30 |
| 5006548 | Acrylamidobenzoic acid derivatives and their use | Hitoshi Matsumoto, Hisao Kakegawa, Yoshiko Kato, Juichi Riku, Junji YOSHINAGA +1 more | 1991-04-09 |
| 5004742 | Benzothiazine-1,1-dioxide derivatives | Yasunori Niiro, Hisao Kakegawa, Hitoshi Matsumoto | 1991-04-02 |
| 4822791 | Pharmaceutical compositions of-2,2-1,1-[bis-2,2'-(3,1-benzoxazin-4-one)9 ethylenes | Hitoshi Matsumoto, Hisao Kakegawa, Yoshiko Kato, Juichi Riku, Junji YOSHINAGA +1 more | 1989-04-18 |
| 4755506 | Pharmaceutical compositions of [(1,3,-dioxo-1,3-propanediyl)diimino]bisbenzoic acid derivatives and their use | Hitoshi Matsumoto, Hisao Kakegawa, Yoshiko Kato, Juichi Riku, Junji YOSHINAGA +1 more | 1988-07-05 |
| 4732916 | Novel guanidinomethylbenzoic acid derivatives | Hitoshi Matsumoto, Hisao Kakegawa | 1988-03-22 |
| 4686206 | Composition for activating function of phagocytes | Yasuhiro Katsuragi, Naoki Matsuda, Yoshiko Saiga, Yasunobu Kobayashi, Masakazu Nakamura | 1987-08-11 |
| 4681895 | Novel guanidinomethylcyclohexanecarboxylic acid compounds and anti-ulcer drug containing the same | Goro Tsukamoto | 1987-07-21 |
| 4634777 | [(1,3-dioxo-1,3-propanediyl)diimino)]bisbenzoic acid derivatives | Hitoshi Matsumoto, Hisao Kakegawa, Yoshiko Kato, Juichi Riku, Junji YOSHINAGA +1 more | 1987-01-06 |
| 4617292 | Pharmaceutical compositions and method for inhibiting histamine release tocopheryl glycoside | Hideki Miyataka, Yukimitsu Masamoto, Takashi Asai, Kenji Hasegawa, Hisao Kakegawa | 1986-10-14 |
| 4465851 | Guanidinocyclohexanecarboxylic acid derivatives | Mutsumi Muramatsu, Hiroyasu Sekine, Atsushi Tendo | 1984-08-14 |