Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6128259 | Optical pickup apparatus for accurate detection of a tracking error signal | Masaaki Sofue, Tatsuaki Sakurai | 2000-10-03 |
RK
Ryuuji Kudou
Overall (All Time): #3,629,407 of 4,157,543Top 90%
1
Patents All Time