Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4817025 | Digital filter | Shin Asai, Daisuke Mochisuki | 1989-03-28 |
| 4812815 | Digital-to-analog converter system | Mitsuyoshi Nakaya | 1989-03-14 |
KM
Kazumitsu Miyakoshi
Overall (1989): #22,868 of 140,708Top 20%
2
Patents 1989