Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5412096 | Hydrochloride salts of heterocyclic spiro compounds | Shin-ichi Tsukamoto, Hitoshi Nagaoka, Masatomi Harada, Toshinari Tamura | 1995-05-02 |
| RE34653 | Heterocyclic spiro compounds and methods for preparing the same | Shin-ichi Tsukamoto, Hitoshi Nagaoka, Masatomi Harada, Toshinari Tamura | 1994-07-05 |
| 5041549 | Heterocyclic spiro compounds and methods for preparing the same | Shin-ichi Tsukamoto, Hitoshi Nagaoka, Masatomi Harada, Toshinari Tamura | 1991-08-20 |
| 4996210 | Heterocyclic spiro compounds and methods for preparing the same | Shin-ichi Tsukamoto, Hitoshi Nagaoka, Masatomi Harada, Toshinari Tamura | 1991-02-26 |
| 4940795 | Heterocyclic spiro compounds and methods for preparing the same | Shin-ichi Tsukamoto, Hitoshi Nagaoka, Masatomi Harada, Toshinari Tamura | 1990-07-10 |
| 4210660 | Benzamide derivatives | Mutsuo Takashima, Sumio Iwanami | 1980-07-01 |
| 4197243 | N-1-Benzyl-3-pyrrolidinyl-4-dimethylamino benzamide derivatives | Masuo Murakami, Kozo Takahashi, Yasufumi Hirata, Mutsuo Takashima, Sumio Iwanami +4 more | 1980-04-08 |