Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6647442 | Data processing device | Mitsuru Shimada, Shinichirou Ikoma, Sachiko Oda | 2003-11-11 |
| 6604154 | Data processing device | Mitsuru Shimada, Sachiko Oda, Shinichirou Ikoma | 2003-08-05 |