Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5652680 | Projection lens unit | Takashi Kashihara | 1997-07-29 |
TY
Tadayoshi Yamada
Overall (1997): #70,480 of 185,788Top 40%
1
Patents 1997