Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4875610 | Method of and system for driving magnetic tape | Tatsuji Kitamoto, Katsuya Yokoyama | 1989-10-24 |
TS
Takuji Sekiguchi
Nippon Hoso Kyokai: 1 patents #27 of 72Top 40%
Overall (1989): #52,411 of 140,708Top 40%
1
Patents 1989