Issued Patents 1982
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4346471 | Optical apparatus for tracking a record carrier | Kazuo Hirasawa | 1982-08-24 |
TK
Takahiro Kubo
Overall (1982): #29,166 of 81,411Top 40%
1
Patents 1982