Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5592122 | Radio-frequency power amplifier with input impedance matching circuit based on harmonic wave | Osamu Ishikawa, Hiroyasu Takehara | 1997-01-07 |
MM
Maeda Masahiro
Overall (1997): #108,857 of 185,788Top 60%
1
Patents 1997