Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7872609 | Circular waveguide antenna and circular waveguide array antenna | Hok Huor Ou, Seiji Nishi, Hiroyo Ogawa, Yozo Shoji | 2011-01-18 |
| 7697574 | Radio communication apparatus, transmitter apparatus and receiver apparatus | Eiji Suematsu, Hiroyo Ogawa, Yozo Shoji | 2010-04-13 |
| 7599672 | Millimeter-wave-band radio communication method in which both a modulated signal and an unmodulated carrier are transmitted to a system with a receiver having plural receiving circuits | Yozo Shoji, Hiroyo Ogawa | 2009-10-06 |
| 7302236 | Radio communication method and system for performing communication among a plurality of radio communication terminals | Yozo Shoji, Hiroyo Ogawa | 2007-11-27 |
| 7292831 | Radio communicate method and system | Yozo Shoji, Hiroyuki Tsuji, Hiroyo Ogawa | 2007-11-06 |
| 7251461 | Wireless communications system, wireless transmitter, and wireless receiver | Yozo Shoji, Hiroyo Ogawa | 2007-07-31 |
| 7043201 | Two-way radio communication system and two-way radio communication method | Yozo Shoji, Hiroyo Ogawa | 2006-05-09 |
| 6826234 | Radio communication apparatus and radio communication method | Yozo Shoji, Hiroyo Ogawa | 2004-11-30 |
| 6442146 | Time-division multiple-access communication system | Tetsuo Onodera, Hiroshi Usami, Akihiro Shibuya, Eimatsu Moriyama, Yoichi Saito +2 more | 2002-08-27 |