Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10651305 | Compound semiconductor device with quantum well structure, power supply device, and high-frequency amplifier | Junji Kotani, Norikazu Nakamura | 2020-05-12 |
| 7928815 | Amplifier | — | 2011-04-19 |
| 7804357 | Distributed amplifier | — | 2010-09-28 |
| 7782140 | Analog circuit | — | 2010-08-24 |
| 7323947 | Oscillator circuit | — | 2008-01-29 |
| 6930557 | Multi-stage amplifier | — | 2005-08-16 |
| 6864750 | Cascode distributed amplifier | — | 2005-03-08 |
| 6472941 | Distributed amplifier with terminating circuit capable of improving gain flatness at low frequencies | — | 2002-10-29 |
| 6399971 | Semiconductor device and method for fabricating the same | Kenji Imanishi, Hitoshi Tanaka | 2002-06-04 |