Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6625580 | Wireless order and delivery system | — | 2003-09-23 |
| 6161143 | Data transfer system including a terminal and a back-up terminal and method for controlling thereof | Akihiko Iura | 2000-12-12 |
| 5670952 | Data communication unit | Shinji Yamamoto, Shuji Yamaguchi | 1997-09-23 |
| 5311441 | Battery powered unit with battery sensor and resume processing control means | Noriaki Yamagishi, Shinji Yamamoto | 1994-05-10 |