Issued Patents All Time
Showing 1–14 of 14 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8041340 | Personal information protecting method and mobile terminal | Hirobumi Nakayama | 2011-10-18 |
| 7783311 | Wireless communications system, transmitting station, and receiving station | Kosei Takiishi, Hirohito Suda | 2010-08-24 |
| 7457230 | Sending radio station, receiving radio station, radio communication system, and radio communication method | Toru Otsu | 2008-11-25 |
| 7280833 | Mobile communication terminal, server, communication system, communication control method, and communication control program | Hirohito Suda, Tatsuro Masamura, Toshiaki Tanaka, Mitsuru Murata | 2007-10-09 |
| 7203508 | Mobile communication systems, mobile communication methods, base stations, mobile stations, and signal transmission methods in the mobile communication systems | Hitoshi Yoshino, Shiro Kikuchi | 2007-04-10 |
| 7190967 | Radio communication system, communication terminal, and method for transmitting burst signals | Hiroyuki Kawai, Toru Otsu | 2007-03-13 |
| 7190930 | Radio communication system, communication terminal apparatus, base station apparatus, and transmission power control method | Hitoshi Yoshino, Shiro Kikuchi, Toru Otsu | 2007-03-13 |
| 6959199 | Multicast signal transmission power control method and base station using the same | Hirohito Suda | 2005-10-25 |
| 6915465 | Received-signal combining method and system | Atsushi Fujiwara, Hirohito Suda | 2005-07-05 |
| 6356579 | Radio paging system | Shogo Ito, Yasushi Yamao | 2002-03-12 |
| 6351498 | Robust digital modulation and demodulation scheme for radio communications involving fading | Yasushi Yamao, Shogo Ito, Kobaruto Shimada, Fumiyuki Adachi | 2002-02-26 |
| 5826172 | Mobile communications system for repeatedly transmitting paging signals | Shogo Ito, Yasushi Yamao | 1998-10-20 |
| 5794124 | Time diversity communications system | Shogo Ito, Yasushi Yamao | 1998-08-11 |
| 5760702 | Receiver with symbol rate sync | Shogo Ito, Yasushi Yamao | 1998-06-02 |