Issued Patents 2005
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6954089 | Frequency converter having low supply voltage | Toshiyuki Umeda, Tetsuro Itakura | 2005-10-11 |
| 6946895 | Mixer device including an amplifier circuit | Toshiyuki Umeda | 2005-09-20 |
| 6940339 | Mobility proportion current generator, and bias generator and amplifier using the same | — | 2005-09-06 |
| 6885239 | Mobility proportion current generator, and bias generator and amplifier using the same | — | 2005-04-26 |
| 6844782 | Temperature compensation circuit and a variable gain amplification circuit | — | 2005-01-18 |