Issued Patents 2002
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6483816 | CDMA communication system and its transmission power control method | Takashi Yano, Nobukazu Doi, Takaki Uta, Keiji Hasegawa | 2002-11-19 |
| 6484034 | Radio handset and position location system | Kenzaburo Fujishima, Mikio Kuwahara, Koji Watanabe | 2002-11-19 |
| 6459402 | Method for measuring distance and position using spectrum signal, and an equipment using the method | Nobukazu Doi, Mikio Kuwahara, Tomoaki Ishifuji | 2002-10-01 |