Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5640613 | Corrective lens assembly | Robert A. Howard, Albert Yan | 1997-06-17 |
KY
Kazuhiko Yuyama
Overall (All Time): #3,718,344 of 4,157,543Top 90%
1
Patents All Time