Issued Patents All Time
Showing 51–58 of 58 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6198441 | Wireless handset | Ken Takei | 2001-03-06 |
| 6188369 | Tunable slot antenna with capacitively coupled slot island conductor for precise impedance adjustment | Ken Takei | 2001-02-13 |
| 6080102 | System for evulsing subcutaneous tissue | Ryoichi Konou, Ryoji Masubuchi, Jin Kira, Takahiro Kogasaka | 2000-06-27 |
| 6046637 | Feedforward amplifier | Hiroshi Kishida, Ken Takei, Kenji Sekine, Kazuyuki Hori | 2000-04-04 |
| 6034644 | Tunable slot antenna with capacitively coupled slot island conductor for precise impedance adjustment | Ken Takei | 2000-03-07 |
| 6031494 | Handy-phone with shielded high and low frequency circuits and planar antenna | Osamu Kamimura, Ken Takei, Yoshitaka Imakado | 2000-02-29 |
| 5914693 | Coaxial resonant slot antenna, a method of manufacturing thereof, and a radio terminal | Ken Takei, Mikio Kuwahara, Hiroshi Kishida, Kazuyuki Hori, Yoshitaka Imakado +1 more | 1999-06-22 |
| 5759150 | System for evulsing subcutaneous tissue | Ryoichi Konou, Ryoji Masubuchi, Jin Kira, Takahiro Kogasaka | 1998-06-02 |