Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7684831 | Signal processing device and hands-free call device | — | 2010-03-23 |
| 6907094 | Diversity receiving device | Masaki Matsui, Shigeo Sato, Akio Horibe, Muneki Ito | 2005-06-14 |
| 6839550 | Diversity antenna switching device and method, and storage medium | Takayuki Iguchi, Akio Horibe | 2005-01-04 |
| 6418209 | Telecommunications device equipped with in-call incoming call notification function and method for detecting in-call incoming signal notification | Yoichi Harada, Masahito Asa | 2002-07-09 |
| 5960358 | Telephone system providing a talking operation after main power supply failure | Daisuke Nakamura | 1999-09-28 |
| 5929598 | Noncontact charging device, charger, cordless electric equipment, and noncontact charger | Hidekazu Nakama, Akitsugu Shigino | 1999-07-27 |
| 5825161 | Battery pack and charging device | Hidekazu Nakama | 1998-10-20 |
| 5481595 | Voice tag in a telephone auto-dialer | Susumu Ohashi, Hideo Tateishi | 1996-01-02 |