Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4709410 | Frequency conversion circuits | Yusuke Tajima | 1987-11-24 |
| 4662000 | Frequency conversion circuits | Yusuke Tajima, Ward S. Titus | 1987-04-28 |
| 4660006 | Radio frequency multiplier producing an even harmonic output | Yusuke Tajima | 1987-04-21 |
| 4635062 | Transceiver element for phased array antenna | Robert W. Bierig | 1987-01-06 |
| 4599585 | N-bit digitally controlled phase shifter | James L. Vorhaus, Robert W. Bierig | 1986-07-08 |
| 4313126 | Field effect transistor | Charles F. Krumm | 1982-01-26 |