Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5654009 | Delayed action preparation | Takehisa Hata, Sumihisa Kimura, Satoshi Ueda, Saburo Murata | 1997-08-05 |
| 5601844 | Sustained release medicinal preparation | Sumihisa Kimura, Saburo Murata, Sachiyo Tanimoto, Takehisa Hata | 1997-02-11 |