Issued Patents 2002
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6498860 | Input position detection device and entertainment system using the same | Akio Ohba | 2002-12-24 |
| 6428415 | Electronic equipment, auxiliary information display device, and portable game machine | Akio Ohba, Masaaki Oka, Sachiyo Aoki | 2002-08-06 |
| 6411290 | Device, method and distribution medium for drawing images to be displayed on image devices | — | 2002-06-25 |
| 6373491 | Image processing device, image processing method and program distribution medium and data distribution medium for processing images | — | 2002-04-16 |