Assignee
SECUGEN CORP
US20 patents
Top patents by PatentIndex Score
US6917695B2Jul 12, 2005
High contrast, low distortion optical acquisition system for image capturing
SECUGEN CORP91 citations97
US6870946B1Mar 22, 2005
Compact optical fingerprint capturing and recognition system
SECUGEN CORP107 citations97
US6154285ANov 28, 2000
Surface treatment for optical image capturing system
SECUGEN CORP84 citations95
US8917387B1Dec 23, 2014
Fingerprint sensing apparatus
SECUGEN CORP32 citations92
US6324020B1Nov 27, 2001
Method and apparatus for reduction of trapezoidal distortion and improvement of image sharpness in an optical image capturing system
SECUGEN CORP35 citations92
US6826000B2Nov 30, 2004
Optical fingerprint acquisition apparatus
SECUGEN CORP45 citations89
US7035442B2Apr 25, 2006
User authenticating system and method using one-time fingerprint template
SECUGEN CORP54 citations87
US10102415B1Oct 16, 2018
Method and apparatus for simultaneous multiple fingerprint enrollment
SECUGEN CORP10 citations84
US9342729B2May 17, 2016
Fake fingerprint detection system
SECUGEN CORP9 citations84
US9741290B1Aug 22, 2017
Multi-mode display
SECUGEN CORP15 citations83
US9342733B2May 17, 2016
Fingerprint sensing and calibration apparatus
SECUGEN CORP11 citations82
US6961453B2Nov 1, 2005
Method for extracting fingerprint feature data using ridge orientation model
SECUGEN CORP14 citations78
US10824842B2Nov 3, 2020
Multi-factor signature authentication
SECUGEN CORP2 citations73
US10210374B1Feb 19, 2019
Method and apparatus for fingerprint enrollment
SECUGEN CORP3 citations73
US9830009B2Nov 28, 2017
Apparatus and method for detecting hovering commands
SECUGEN CORP2 citations72
US9606672B2Mar 28, 2017
Methods and apparatuses for user authentication
SECUGEN CORP3 citations72
US10282584B1May 7, 2019
Method and apparatus for reducing fingerprint image distortion
SECUGEN CORP1 citations62
US9454259B2Sep 27, 2016
Multi-level command sensing apparatus
SECUGEN CORP2 citations61
US10268871B1Apr 23, 2019
Interactive multiple fingerprint enrollment
SECUGEN CORP0 citations52
US10235557B1Mar 19, 2019
Method and apparatus for sensing fingerprint
SECUGEN CORP0 citations51