Issued Patents 1994
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5291037 | Light-emitting device | Ryoichi Tohmon | 1994-03-01 |
YT
Yukio Tanaka
Overall (1994): #46,447 of 165,921Top 30%
1
Patents 1994