Issued Patents All Time
Showing 26–36 of 36 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5039681 | Piperidine derivative and pharmaceutical composition | Takaharu Nakamura, Yutaka Tsuchiya, Hiroyuki Sugumi, Kunizou Higurashi, Norio Karibe +6 more | 1991-08-13 |
| 4942169 | Piperidine derivative and pharmaceutical composition | Takaharu Nakamura, Yutaka Tsuchiya, Hiroyuki Sugumi, Kunizou Higurashi, Norio Karibe +6 more | 1990-07-17 |
| 4921863 | Cyclic amine derivatives | Takaharu Nakamura, Norio Karibe, Isao Saito, Kunizou Higurashi, Masahiro Yonaga +4 more | 1990-05-01 |
| 4895841 | Cyclic amine compounds with activity against acetylcholinesterase | Yutaka Tsuchiya, Kunizou Higurashi, Norio Karibe, Youichi Iimura, Atsushi Sasaki +7 more | 1990-01-23 |
| 4849431 | Piperidine derivative and pharmaceutical composition | Takaharu Nakamura, Yutaka Tsuchiya, Hiroyuki Sugumi, Kunizou Higurashi, Norio Karibe +6 more | 1989-07-18 |
| 4599337 | Antiphlogistic/antipyretic/analgesic agents containing theobromine or theophylline derivatives as active ingredient | Takeru Kaneko, Satoru Ozaki, Kimie Takizawa | 1986-07-08 |
| 4599414 | Theophylline derivatives | Sachiyuki Hamano, Tadao Shoji | 1986-07-08 |
| 4564617 | Theophylline and theobromine derivatives | Takaharu Nakamura, Sachiyuki Hamazo, Yoshiharu Daiku | 1986-01-14 |
| 4543254 | Antiphlogistic/antipyretic/analgesic agents containing theobromine or theophylline derivatives as active ingredient | Takeru Kaneko, Satoru Ozaki, Kimie Takizawa | 1985-09-24 |
| 4493837 | Theobromine derivatives | Sachiyuki Hamano, Tadao Shoji, Takeru Kaneko, Takeshi Uzuo | 1985-01-15 |
| 4426383 | Theophylline and theobromine derivatives | Takaharu Nakamura, Sachiyuki Hamazo, Toshiji Igarashi, Yoshiharu Daiku | 1984-01-17 |