Assignee
ADVANCED PRECISION TECHNOLOGY
US·5 granted patents·438 citations·filing 1995–1999
Technology mixG06V5
Top patents by PatentIndex Score
5 records- 0189US5892599AMiniature fingerprint sensor using a trapezoidal prism and a holographic optical elementADVANCED PRECISION TECHNOLOGY·Filed 1996·Granted Apr 6, 1999·186 cites·17 claims
- 0277US5629764APrism fingerprint sensor using a holographic optical elementADVANCED PRECISION TECHNOLOGY·Filed 1995·Granted May 13, 1997·100 cites·7 claims
- 0372US6111671AMatch filters for a real time fingerprint sensor and verification systemADVANCED PRECISION TECHNOLOGY·Filed 1999·Granted Aug 29, 2000·80 cites·12 claims
- 0461US6002499AReal time fingerprint sensor and verification systemADVANCED PRECISION TECHNOLOGY·Filed 1997·Granted Dec 14, 1999·48 cites·18 claims
- 0547US6038043AMethod for recording a holographic optical elementADVANCED PRECISION TECHNOLOGY·Filed 1997·Granted Mar 14, 2000·24 cites·5 claims
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