Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7212011 | Capacitor deterioration judgment method | Toshiaki Shimizu | 2007-05-01 |
| 5262733 | Pulse-width modulation amplifier | Yasufumi Nakajima | 1993-11-16 |
TO
Toshihiko Oohashi
Overall (All Time): #2,157,118 of 4,157,543Top 55%
2
Patents All Time