Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4382198 | Amplitude limiter circuit | Rikichi Murooka | 1983-05-03 |
| 4227121 | Waveform observing method and apparatus | Rikichi Murooka | 1980-10-07 |
YI
Yasumori Ishijima
Overall (All Time): #2,362,134 of 4,157,543Top 60%
2
Patents All Time