Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6885470 | Electronic mail system | Kiyoshi Toyoda, Toshihisa Sawada | 2005-04-26 |
| 6229884 | Electronic mail system | Kiyoshi Toyoda, Toshihisa Sawada | 2001-05-08 |
| 5881233 | Facsimile mail apparatus | Kiyoshi Toyoda, Toshihisa Sawada | 1999-03-09 |