Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6751471 | Digital portable telephone device | Youji Suzuki | 2004-06-15 |
| 6343221 | Digital portable telephone device | Youji Suzuki | 2002-01-29 |
| 5659594 | Mobile telephone system capable of adapting a portable telephone set | — | 1997-08-19 |
| 5603106 | Adjustable transmission power control circuit | — | 1997-02-11 |
| 5446920 | Variable transmission power type transmitter | Yoshihiro Matsumoto | 1995-08-29 |
| 5389899 | Frequency synthesizer having quick frequency pull in and phase lock-in | Shinya Yahagi, Noriyoshi Komatsu, Toshimitsu Kibayashi | 1995-02-14 |
| 5388125 | Frequency converter circuit with improved intermediate frequency stability | Masahiro Onoda | 1995-02-07 |
| 5373532 | .pi./4 quadrature phase shift keying modulator | Hiroshi Fujita | 1994-12-13 |
| 5317602 | Base-band delayed detector with synchronizing circuit | Masahiro Onoda | 1994-05-31 |
| 5256987 | Power amplifier device having a plurality of power amplifier units connected in parallel | Toshimitsu Kibayashi | 1993-10-26 |
| 5126687 | Amplifier system for automatically minimizing distortion | Masahiro Onoda | 1992-06-30 |
| 5117502 | Mobile radio communication system | Masahiro Onoda | 1992-05-26 |