Issued Patents All Time
Showing 1–19 of 19 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5642103 | Transponder used in a remote identification system | Masamori Tokuda, Hiroshi Nakano | 1997-06-24 |
| 5434787 | System for measuring position by using global positioning system and receiver for global position system | Naoki Okamoto, Takeshi Okamoto, Masao Miyazaki | 1995-07-18 |
| 5346300 | Back fire helical antenna | Hirohiko Yamamoto, Keijirou Higashi, Hiroyuki Takebe, Hiroshi Nakano | 1994-09-13 |
| 5313211 | Portable data processing device capable of transmitting processed data on a radio by reflection of unmodulated carrier signal externally applied | Masamori Tokuda, Hiroshi Nakano | 1994-05-17 |
| 5289506 | Automatic frequency control circuit | Takamitsu Kitayama, Masao Miyazaki, Takahiro Chihara | 1994-02-22 |
| 5278514 | MSK demodulator using one synchronous detector | Takahiro Chihara, Masao Miyazaki | 1994-01-11 |
| 5228036 | Frame synchronization stabilizer | Naoki Okamoto, Masao Miyazaki | 1993-07-13 |
| 5107522 | Automatic frequency control circuit | Takamitsu Kitayama, Masao Miyazaki | 1992-04-21 |
| 5025261 | Mobile object navigation system | Hiroshi Nakano, Masao Miyazaki | 1991-06-18 |
| 5021790 | Microwave date transmission apparatus | Hiroshi Nakano, Kazutada Higashi, Hirohiko Yamamoto | 1991-06-04 |
| 4991228 | Microwave converter | Masao Miyazaki, Naoki Okamoto | 1991-02-05 |
| 4926182 | Microwave data transmission apparatus | Hiroshi Nakano, Kazutada Higashi, Hirohiko Yamamoto | 1990-05-15 |
| 4890076 | Reflection type SSB modulator | Kazutada Higashi, Masamori Tokuda, Hiroshi Nakano | 1989-12-26 |
| 4712111 | Antenna system | Kazutada Higashi, Hirohiko Yamamoto | 1987-12-08 |
| 4654888 | Image suppression mixer of the waveguide type | Hiroshi Nakano | 1987-03-31 |
| 4594556 | Demodulation circuit from FM signals and demodulation system therefor | — | 1986-06-10 |
| 4563651 | FM Demodulator with variable bandpass filter | Yoshio Tsutsumi, Yoshihiro Konishi | 1986-01-07 |
| 4531148 | High sensitivity FM signal demodulation system | Yoshio Tsutsumi, Motoshi Sugano | 1985-07-23 |
| 4527187 | High sensitivity FM signal demodulation system | — | 1985-07-02 |