Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7022311 | Powdery inhalational preparations and process for producing the same | Moriyuki Ohkuma, Keiko Matsumoto, Otomo Okuda, Yasutomi Kato | 2006-04-04 |
| 5560930 | Method for preparing aqueous emulsion for coating solid pharmaceutical preparations | Naosuke Maruyama, Hiroyasu Kokubo | 1996-10-01 |
| 5180522 | Colloid solution for preparing suspension having both fluidity and suspensibility | Taro Iwamoto, Kikuo Tejima | 1993-01-19 |
| 5087455 | Hollow granular medicine and its preparation | Toshiyuki Niwa, Hirofumi Takeuchi, Yoji Ito | 1992-02-11 |
| 5057323 | Hollow granular medicine and its preparation | Toshiyuki Niwa, Hirofumi Takeuchi, Yoji Ito | 1991-10-15 |
| 4726966 | Preparation of coated granular ibuprofen microsphere | Hirofumi Takeuchi, Toshiyuki Niwa, Tetsurou Handa | 1988-02-23 |