Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| RE34295 | Signal processing circuit | Hiroshi Endoh, Yoshimi Iso, Takao Arai, Hiroo Okamoto | 1993-06-29 |
| 4843493 | Rotary head type magnetic recording and reproducing apparatus and method of producing tracking control signals therefor | Takashi Furuhata, Yasufumi Yumde, Fujio Okamura, Takaharu Noguchi, Katsuo Mohri +2 more | 1989-06-27 |
| 4780772 | Apparatus for reproducing digital signals from a digital audio recording medium | Takao Arai, Hiroshi Endoh | 1988-10-25 |
| 4746900 | Signal processing circuit | Hiroshi Endoh, Yoshimi Iso, Takao Arai, Hiroo Okamoto | 1988-05-24 |
| 4685004 | Rotary head type PCM recording and reproduction method and system | Hiroaki Takahashi, Masaharu Kobayashi, Takaharu Noguchi, Takao Arai | 1987-08-04 |
| 4677622 | Error correction method and system | Hiroo Okamoto, Masaharu Kobayashi, Keizo Nishimura, Takaharu Noguchi, Takao Arai | 1987-06-30 |
| 4649542 | Digital signal transmission method providing high error correction capability | Keizo Nishimura, Masaharu Kobayashi, Hiroo Okamoto, Takaharu Noguchi, Takao Arai | 1987-03-10 |
| 4617599 | PCM signal recording/reproducing apparatus | Takaharu Noguchi, Masaharu Kobayashi, Takao Arai | 1986-10-14 |
| 4491880 | Magnetic recording and/or reproducing apparatus | Noboru Kojima, Yoshizumi Watatani, Takao Arai, Takashi Hoshino | 1985-01-01 |
| 4392020 | Stereo demodulation system for an FM stereo broadcast receiver | Yoshimi Iso, Shigeki Inoue | 1983-07-05 |