Issued Patents All Time
Showing 51–70 of 70 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5166746 | Aircraft docking guidance system which takes position reference in anti-collision light of aircraft | Susumu Muranaka | 1992-11-24 |
| 5053288 | Optical recording medium | Eiichi Hashimoto, Kiyoshi Chiba | 1991-10-01 |
| 5034684 | Probe device and method of controlling the same | Kazuo Mitsui, Hiroshi Suzuki, Toshihiro Hosoda, Toshihiko Iijima, Shinji Niwa +2 more | 1991-07-23 |
| 4713266 | Method for production of polyester structures with improved gas barrier property | Kenji Hasegawa, Teruo Iwanami | 1987-12-15 |
| 4697041 | Integrated solar cells | Hiroshi Okaniwa, Kenji Nakatani | 1987-09-29 |
| 4639795 | Signal transmission circuit | Kazuo Watanabe | 1987-01-27 |
| 4614863 | Optical signal processing system with variable gain stage of servo system controlled by output of environmental condition sensor | — | 1986-09-30 |
| 4574276 | Indicating system | — | 1986-03-04 |
| 4571572 | Digital/analogue converter | Tsutomu Noda, Yoshimi Iso | 1986-02-18 |
| 4510458 | Amplifier circuit | Yasuo Kominami, Yoshiyuki Takizawa, Akira Haeno | 1985-04-09 |
| 4500932 | Signal processing circuit | Yasuo Kominami | 1985-02-19 |
| 4489285 | Signal processing circuit employing an improved composite current mirror circuit/device | — | 1984-12-18 |
| 4485350 | Variable electronic impedance circuit | — | 1984-11-27 |
| 4412189 | Switchable signal compressor/signal expander | Yasuo Kominami, Yuichi Ohkubo | 1983-10-25 |
| 4366449 | Integrated voltage control variable gain circuit and a signal transmission circuit using the same | — | 1982-12-28 |
| 4354209 | Recording/playing circuit | Yasuo Kominami | 1982-10-12 |
| 4286227 | Transistor amplifying circuit for preventing the operation of an amplifying transistor in the quasi-saturation region | — | 1981-08-25 |
| 4282603 | Synthesizer tuner | — | 1981-08-04 |
| 4264439 | Separation of anion and cation exchange resins in a mixed resin bed | Leonard J. Lefevre | 1981-04-28 |
| 4232316 | Aircraft landing-guiding apparatus | Eiichi Chaki, Taneaki Chiba | 1980-11-04 |