Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8699542 | Information leakage prevention apparatus and method | Ryo Ishikawa, Hitoshi Nobata, Yasunao Suzuki | 2014-04-15 |
| D479522 | Portable telephone | Keiichi Minamide | 2003-09-09 |
| 5990417 | Electromagnetic noise absorbing material and electromagnetic noise filter | Masakatsu Senda, Osamu Ishii, Yasuhiro Koshimoto, Tomoyuki Toshima | 1999-11-23 |
| 4409682 | Digital editing system for audio programs | Yoshiyuki Tsuchikane, Takashi Matsushige | 1983-10-11 |
| 4376959 | Address signal generator for prerecorded signal sources | Yoshiyuki Tsuchikane, Takashi Matsushige | 1983-03-15 |
| 4188504 | Signal processing circuit for binaural signals | Masao Kasuga, Nobuaki Takahashi, Masaaki Sato, Kohji Seki, Makoto Iwahara | 1980-02-12 |