Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6979793 | Mail sorting and distributing transfer system | Ryosuke Shiibashi, Toshio Kanbe, Shigeru Yoshikawa | 2005-12-27 |
| 6897395 | Mail sorter | Ryosuke Shiibashi, Toshio Kanbe, Shigeru Yoshikawa | 2005-05-24 |