Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6559134 | Solid preparation containing low-substituted hydroxypropyl cellulose and production process thereof | Sakae Obara | 2003-05-06 |
| 6525192 | Low-substituted hydroxypropyl cellulose and process for producing same | Sakae Obara, Hiroshi Umezawa, Naosuke Maruyama | 2003-02-25 |