Issued Patents 2003
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6671392 | Fingerprint recognition apparatus and data processing method | Satoshi Shigematsu, Katsuyuki Machida | 2003-12-30 |
| 6556935 | Small shape recognizing capacitive sensor device | Satoshi Shigematsu, Katsuyuki Machida, Hakaru Kyuragi, Toshishige Shimamura | 2003-04-29 |
| 6518083 | Surface shape recognition sensor and method of manufacturing the same | Norio Sato, Katsuyuki Machida, Satoshi Shigematsu, Hakaru Kyuragi | 2003-02-11 |