Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5617268 | Tracking control apparatus that switches polarity of tracking error signal according to detected kind of pilot signal | Makoto Gotou | 1997-04-01 |
YS
Yoshio Sakakibara
Overall (1997): #55,376 of 185,788Top 30%
1
Patents 1997