Issued Patents All Time
Showing 26–41 of 41 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| RE43713 | Base station for a radio communication with a radio terminal and method | Mutsumu Serizawa, Nobuyasu Nakajima, Koji Ogura, Minoru Namekata, Manabu Mukai | 2012-10-02 |
| RE43654 | Base station for a radio communication with a radio terminal | Mutsumu Serizawa, Nobuyasu Nakajima, Koji Ogura, Minoru Namekata, Manabu Mukai | 2012-09-11 |
| 8170520 | Semiconductor integrated circuit device provided with FM receiving function | — | 2012-05-01 |
| 8102757 | Wireless communication apparatus | — | 2012-01-24 |
| RE41132 | Radio communication method including SDL having transmission rate of relatively high speed | Mutsumu Serizawa, Nobuyasu Nakajima, Koji Ogura, Minoru Namekata, Manabu Mukai | 2010-02-16 |
| 7319885 | Radio communication apparatus and method | Manabu Mukai, Takeshi Tomizawa, Daisuke Takeda, Mutsumu Serizawa | 2008-01-15 |
| 7206601 | Method for connecting a mobile radio communication apparatus to a plurality of radio communication systems | Manabu Mukai, Shun-ichi Kubo, Daisuke Takeda, Jun Mitsugi, Kaoru Inoue +1 more | 2007-04-17 |
| 7155212 | Approval test method and an approval test system for a software-defined radio terminal, a software-defined radio terminal being certified by the approval test method, and an approval test apparatus for certifying the software-defined radio terminal | Ryoko Matsuo, Takeshi Tomizawa | 2006-12-26 |
| 7092733 | Mobile radio communication apparatus capable to plurality of radio communication systems | Manabu Mukai, Shun-ichi Kubo, Daisuke Takeda, Jun Mitsugi, Kaoru Inoue +1 more | 2006-08-15 |
| RE39119 | Radio communication system including SDL having transmission rate of relatively high speed | Mutsumu Serizawa, Nobuyasu Nakajima, Koji Ogura, Minoru Namekata, Manabu Mukai | 2006-06-06 |
| 6954636 | APPROVAL TEST METHOD AND AN APPROVAL TEST SYSTEM FOR A SOFTWARE-DEFINED RADIO TERMINAL, A SOFTWARE-DEFINED RADIO TERMINAL BEING CERTIFIED BY THE APPROVAL TEST METHOD, AND AN APPROVAL TEST APPARATUS FOR CERTIFYING THE SOFTWARE-DEFINED RADIO TERMINAL | Ryoko Matsuo, Takeshi Tomizawa | 2005-10-11 |
| 6937558 | Transmitter apparatus and receiver apparatus and base station making use of orthogonal frequency division multiplexing and spectrum spreading | — | 2005-08-30 |
| 6049721 | Radio communication system including SDL having transmission rate of relatively high speed | Mutsumu Serizawa, Nobuyasu Nakajima, Koji Ogura, Minoru Namekata, Manabu Mukai | 2000-04-11 |
| 5940769 | Radio communication system having re-send control method | Nobuyasu Nakajima, Koji Ogura, Mutsumu Serizawa, Yoshinari Kumaki, Katsuya Nounin +2 more | 1999-08-17 |
| 5802469 | Radio communication system selectable low speed bi-directional communication and high-speed down link communication | Katsuya Nounin, Nobuyasu Nakajima, Koji Ogura, Mutsumu Serizawa, Osamu Moriya +3 more | 1998-09-01 |
| 5754961 | Radio communication system including SDL having transmission rate of relatively high speed | Mutsumu Serizawa, Nobuyasu Nakajima, Koji Ogura, Minoru Namekata, Manabu Mukai | 1998-05-19 |