Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6928307 | Foldable cellular phone having a function of transmitting and receiving e-mail and method of operating the same | — | 2005-08-09 |
| 6198934 | Method of judging whether radio receiver is inside or outside service area, circuit for judging the same, and radio selective-calling receiver including the circuit | — | 2001-03-06 |
| 6078267 | Method of determining the number of times a pager has been paged and a pager having such a function | — | 2000-06-20 |
| 6016106 | Paging system | — | 2000-01-18 |
| 5861818 | Radio paging selective receiver with display for notifying presence of unread message based on time of receipt | — | 1999-01-19 |
| 5831547 | Wireless card system | Shinichiro Iwata | 1998-11-03 |