Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6031494 | Handy-phone with shielded high and low frequency circuits and planar antenna | Hiroshi Okabe, Osamu Kamimura, Ken Takei | 2000-02-29 |
| 5914693 | Coaxial resonant slot antenna, a method of manufacturing thereof, and a radio terminal | Ken Takei, Mikio Kuwahara, Hiroshi Okabe, Hiroshi Kishida, Kazuyuki Hori +1 more | 1999-06-22 |