Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6294151 | Isotopic urea tablets | Eiji Hayakawa, Shigemitsu Miura, Kunio Ito | 2001-09-25 |
| 4961925 | Hair preparation composition | Yoshio Tsujino, Yoshiharu Yokoo, Hiroshi Hagino | 1990-10-09 |
| 4582801 | Process for producing glutathione | Shinichiro Hamada, Hisao Tanaka | 1986-04-15 |