Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6426091 | Sustained-release theophylline tablet | Mutsuo Okumura, Masaaki Sunohara | 2002-07-30 |
| 6280717 | Cation exchange resin preparation | Hiromi Imai | 2001-08-28 |
| 4981798 | Immobilization of growing microorganisms on polymer-coated cotton gauze | Masao Tamada, Noboru Kasai, Isao Kaetsu, Shigeru Yamanaka | 1991-01-01 |