Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5682431 | FM stereo broadcasting apparatus and method | Makoto Ohnishi, Masaaki Ohta, Ikuzi Fuzitani, Toshiaki Nario, Yoshihiko Nasu | 1997-10-28 |
| 5578971 | Amplitude modulation circuit and method | Michitoshi Minami, Yutaka Kojima, Hisashi Naka | 1996-11-26 |
| 5574805 | Electric field sensor | Yoshikazu Toba, Michikazu Kondo, Yoshiro Sato, Hisashi Naka, Tadasu Ishikawa | 1996-11-12 |
| 5454013 | Amplitude modulation method and broadcasting apparatus for carrying out the method | Michitosi Minami, Yutaka Kojima, Tetsuroh Miyazaki, Hisashi Naka, Kazuaki Wakai +1 more | 1995-09-26 |