Issued Patents All Time
Showing 1–25 of 34 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5750545 | Triazole derivative and pharmaceutical use thereof | Fumihiko Akahoshi, Takehiro Okada, Shinji Takeda, Youichiro Naito, Shigeki Kuwahara +3 more | 1998-05-12 |
| 5371086 | Aminopyridine compounds | Tadahiro Takemoto, Masahiro Eda, Mitsuyoshi Hihara, Takehiro Okada, Hiroshi Sakashita +6 more | 1994-12-06 |
| 5308840 | Substituted or unsubstituted benzhydryl heteroalkyl-substituted aminophenol compounds and pharmaceutical compositions thereof | Naoki Sugiyama, Fumihiko Akaboshi, Haruko Yakumaru, Tomokazu Gotoh, Masanori Sugiura +4 more | 1994-05-03 |
| 5262415 | Aminopyridine compounds | Tadahiro Takemoto, Masahiro Eda, Mitsuyoshi Hihara, Takehiro Okada, Hiroshi Sakashita +6 more | 1993-11-16 |
| 5053498 | Therapeutic and prophylactic agents for peptic ulcer | Yusei Shiraga, Toshiaki Akira, Masakazu Iwai, Kazumasa Yokoyama, Mamoru Tabata +5 more | 1991-10-01 |
| 4983584 | Therapeutic and prophylactic agents for peptic ulcers | Hitoshi Yasuda, Toshiaki Akira, Masakazu Iwai, Kanemichi Okano, Kazumasa Yokoyama | 1991-01-08 |
| 4983723 | Cycloalkane derivatives | Hitoshi Yasuda, Kanemichi Okano, Kazumasa Yokoyama | 1991-01-08 |
| 4933329 | Bis-S-alkylbenzene derivatives | Youichiro Naito, Yasunari Yamaura, Masanori Sugiura, Kazumasa Yokoyama | 1990-06-12 |
| 4916130 | Platelet agglutination-inhibiting agent | Masakazu Iwai, Kazumasa Yokoyama | 1990-04-10 |
| 4910195 | Dihydropyridine derivatives | Atsuyuki Ashimori, Taizo Ono, Yoshihisa Inoue, Kazumasa Yokoyama | 1990-03-20 |
| 4888417 | Therapeutic and prophylactic agents for peptic ulcer | Yusei Shiraga, Toshiaki Akira, Masakazu Iwai, Kazumasa Yokoyama, Mamoru Tabata +5 more | 1989-12-19 |
| 4886819 | Dihydropyridine derivatives and pharmaceutical composition thereof | Atsuyuki Ashimori, Taizo Ono, Yoshihisa Inoue, Kazumasa Yokoyama | 1989-12-12 |
| 4868201 | Indoleacetic acid derivatives used as anti-inflammatories | Youichiro Naito, Shuichi Hanada, Masahiro Watanabe, 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 | Atsuyuki Ashimori, Taizo Ono, Kazumasa Yokoyama | 1989-07-18 |
| 4775743 | Peptide derivatives | Tsutomu Mimura, Yasuhiro Kohama, Masahiro Watanabe, Kazumasa Yokoyama | 1988-10-04 |
| 4733002 | Lipoxygenase inhibitor | Kazumasa Yokoyama, Masanori Sugiura, Youichiro Naito, Youichiro Nishida, Tadakazu Suyama | 1988-03-22 |
| 4713459 | Perfluoro compounds | Kazumasa Yokoyama, Yoshio Tsuda, Taizo Ono, Yoshio Arakawa, Tadakazu Suyama | 1987-12-15 |
| 4654337 | Perfluoro-1-azatricyclic amine compounds useful as blood substitutes or in infusion fluids | Kazumasa Yokoyama, Yoshio Tsuda, Taizo Ono, Yoshio Arakawa, Yoshihisa Inoue +2 more | 1987-03-31 |
| 4613605 | Perfluoro-1-azatricyclic amines as blood substitutes | Kazumasa Yokoyama, Yoshio Tsuda, Taizo Ono, Yoshio Arakawa, Yoshihisa Inoue +2 more | 1986-09-23 |
| 4613614 | Prostaglandin I.sub.2 ester and fat emulsion containing the same | Youichiro Naito, Kazumasa Yokoyama | 1986-09-23 |
| 4605650 | Perfluoro-1-azatricyclic amine compounds useful as oxygen carriers in artificial blood and infusion fluids | Kazumasa Yokoyama, Yoshio Tsuda, Taizo Ono, Yoshio Arakawa, Yoshihisa Inoue +2 more | 1986-08-12 |
| 4605786 | Perfluoro ether compound containing perfluorocycloalkyl moiety | Kazumasa Yokoyama, Yoshihisa Inoue, Taizo Ono, 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, Yoshio Tsuda, Taizo Ono, Yoshio Arakawa, Yoshihisa Inoue +2 more | 1986-08-05 |
| 4599343 | Perfluoroindolizines and emulsions thereof useful as blood substitutes | Kazumasa Yokoyama, Yoshio Tsuda, Taizo Ono, Yoshio Arakawa, Tadakazu Suyama | 1986-07-08 |
| 4596810 | Emulsions of perfluoro octahydro quinolizines useful as blood substitutes | Kazumasa Yokoyama, Yoshio Tsuda, Taizo Ono, Yoshio Arakawa, Tadakazu Suyama | 1986-06-24 |