Issued Patents 1994
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5346890 | Antioxidation active substance and utilization thereof | Yoshihide Hagiwara | 1994-09-13 |
| 5338838 | Antioxidation active substance and utilization thereof | Yoshihide Hagiwara | 1994-08-16 |