Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4860638 | Actuator driving system | Masayuki Hosono, Kengi Waragai | 1989-08-29 |
| 4826280 | Grooved optical transmission channel | Koichi Tsuno | 1989-05-02 |
JH
Jun-ichi Hiramoto
Smc: 1 patents #1 of 11Top 10%
Overall (1989): #23,235 of 140,708Top 20%
2
Patents 1989