Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5838770 | Portable telephone system | Yutaka Fukushima, Tetsuo Takemura, Shinichi Iwaki, Mitsuyoshi Hashida, Masao Wanami +8 more | 1998-11-17 |
| 5579370 | Portable telephone system | Yutaka Fukushima, Tetsuo Takemura, Shinichi Iwaki, Mitsuyoshi Hashida, Masao Wanami +8 more | 1996-11-26 |
| 5379451 | Mobile communication system and location registration method in mobile communication system | Arata Nakagoshi, Hideya Suzuki, Yoshinobu Yamamoto, Tsuneo Furuya, Hiroshi Kuwahara | 1995-01-03 |