Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5673260 | Method and system for CDMA mobile communication | Narumi Umeda, Akihiro Higashi, Akira Hiroike | 1997-09-30 |
| 5615210 | Mobile radio communications system | Noriteru Shinagawa, Masatomo Nakano | 1997-03-25 |