Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4839787 | Integrated high voltage generating system | Makoto Kojima, Yasuyuki Okada | 1989-06-13 |
| 4825018 | Voltage detection circuit | Yasuyuki Okada, Makoto Kojima | 1989-04-25 |
HM
Hirozumi Misaki
Overall (1989): #25,805 of 140,708Top 20%
2
Patents 1989