Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4953037 | Original reading apparatus | Yoshio Ito, Makoto Takemura, Junichi Sata | 1990-08-28 |
| 4881608 | Coordinates input system to data transmitter | — | 1989-11-21 |
SO
Shinnichirou Otsuki
Overall (All Time): #2,325,844 of 4,157,543Top 60%
2
Patents All Time