Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6489977 | Received information display method | — | 2002-12-03 |
| 6223057 | Radio apparatus having a telephone number book with adaptable storage and retrieval indexing | — | 2001-04-24 |
| 6104303 | Battery detecting device for a radio pager | Nobuyuki Katada | 2000-08-15 |
| 6088576 | Receiver providing signal reception in power-off state | — | 2000-07-11 |
| 5793304 | Radio selective calling receiver that uses color indicators to identify duplicate messages | — | 1998-08-11 |
| 5546078 | Paging receiver capable of reporting the time of paging connection | Teruyuki Motohashi | 1996-08-13 |
| 5448452 | Circuit board for mounting a band-pass filter | Hisashi Kondo | 1995-09-05 |
| 4640986 | Mobile radio communication system | Akio Yotsutani, Masayuki Makino, Noboru Saegusa | 1987-02-03 |