Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8404860 | Compound having hydantoin ring and method of producing the same | Hirofumi Shiigi | 2013-03-26 |
| 8258313 | Compound having hydantoin ring and method of producing the same | Hirofumi Shiigi | 2012-09-04 |