Issued Patents All Time
Showing 1–14 of 14 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6104356 | Diversity antenna circuit | Toshiaki Yuasa | 2000-08-15 |
| 6070082 | Adaptive channel selection method for a cordless telephone | Min Zhao, Hiroyuki Ishida, Takahiro Kudo | 2000-05-30 |
| 5930720 | Communication method, communication apparatus, and cordless telephone apparatus | Min Zhao, Hiroyuki Ishida, Takahiro Kudo | 1999-07-27 |
| 5915227 | Cordless telephone | Kunihiro Takahashi, Katsuhiko Otsuji, Hiroyuki Ishida, Masayasu Fujino, Yuzo Ishida | 1999-06-22 |
| 5893034 | Cordless parent/slave telephone set with improved sidetone handling | Kiyoshi Tanaka, Koichi Tomono | 1999-04-06 |
| 5794152 | Cordless telephone | Kunihiro Takahashi, Katsuhiko Otsuji, Hiroyuki Ishida, Masayasu Fujino, Yuzo Ishida | 1998-08-11 |
| 5650790 | Antenna device for radio transmission-reception apparatus | Masahisa Fukuchi, Hiroki Ohno, Makoto Ehara | 1997-07-22 |
| 5426690 | Cordless telephone apparatus which restores radio channels after power loss | Masaru Akiyama | 1995-06-20 |
| 5216394 | Dielectric multi-line resonator including a coupling conductor line mainly inductively coupled to a resonator conductor line | Yoshihiro Konishi, Hideki Fujiwara | 1993-06-01 |
| 4963844 | Dielectric waveguide-type filter | Yoshihiro Konishi, Kenichi Konno, Ikuo Awai | 1990-10-16 |
| 4803491 | Antenna for wireless communication equipment | — | 1989-02-07 |
| 4796462 | Workpiece bite device in a rolling flat cutter | Masaji Yamada | 1989-01-10 |
| 4787229 | Method of rolling a pipe by flat cutters | Masaji Yamada | 1988-11-29 |
| 4787230 | Rolling flat cutter and method of rolling thereby | Masaji Yamada | 1988-11-29 |