Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5602809 | Optical system in a track-following servo system having an elliptical beam spot | — | 1997-02-11 |
YS
Yoshinori Shikano
Overall (1997): #55,288 of 185,788Top 30%
1
Patents 1997