Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Electro-optic palm scanner system employing a non-planar platen

Electro-optic palm scanner system employing a non-planar platen

US Patent 5528355 · Granted Jun 18, 1996

Estimated economic value: $5,298,000 ⓘ

Assignee

No assignee recorded.

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Low settle time micro-scanning system2013
Optically based planar scanner2013
High performance multi-mode palmprint and fingerprint scanning device and system2012
Multi-color illumination device in fingerprint imaging system with microprism di2008
High performance fingerprint imaging system2007
Apparatus and method for optically imaging features on the surface of a hand2001
Heated optical platen cover for a fingerprint imaging system1998
Method and device for reducing smear in a rolled fingerprint image1998
Method and device for reducing smear in a rolled fingerprint image1998
Device and method for obtaining a plain image of multiple fingerprints1997
Device and method for obtaining a plain image of multiple fingerprints1997
Apparatus for producing fingerprint images which are substantially free of artif1995