Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4881216 | Optical head in an optical memory device | Toshihisa Deguchi, Yoshikazu Fujii, Tetsuya Inui, Kenji Ohta | 1989-11-14 |
SK
Schohichi Katoh
Overall (All Time): #3,941,896 of 4,157,543Top 95%
1
Patents All Time