Issued Patents 2002
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6437002 | Agent for preventing and treating skin diseases | Eiji Ogata, Hiroshi Ikeno | 2002-08-20 |
| 6420419 | L-ascorbic acid 2-phosphate zinc salt and process for manufacturing the same | Masahiro Suzuki, Toshi Tsuzuki, Eiji Ogata | 2002-07-16 |