Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6768704 | Electronic apparatus, external adjustment device for the same, and adjusting method for the same | Teruhiko Fujisawa | 2004-07-27 |
| 6744426 | Pen coordinate reading device with pen attribute detecting function | Tsugio Okamoto, Tsuyoshi Ohashi | 2004-06-01 |