Assignee
FINGERMATRIX INC
US16 patents
Top patents by PatentIndex Score
US4544267AOct 1, 1985
Finger identification
FINGERMATRIX INC234 citations99
US4322163AMar 30, 1982
Finger identification
FINGERMATRIX INC281 citations99
US4752966AJun 21, 1988
Fingerprint identification system
FINGERMATRIX INC93 citations96
US4696046ASep 22, 1987
Matcher
FINGERMATRIX INC70 citations96
US4618988AOct 21, 1986
Matcher
FINGERMATRIX INC62 citations96
US4783167ANov 8, 1988
Finger imaging apparatus using curved platen
FINGERMATRIX INC64 citations95
US4553837ANov 19, 1985
Roll fingerprint processing apparatus
FINGERMATRIX INC82 citations93
US4210899AJul 1, 1980
Fingerprint-based access control and identification apparatus
FINGERMATRIX INC244 citations93
US4723298AFeb 2, 1988
Image compression technique
FINGERMATRIX INC33 citations92
US4685145AAug 4, 1987
Conversion of an image represented by a field of pixels in a gray scale to a field of pixels in binary scale
FINGERMATRIX INC40 citations92
US4569080AFeb 4, 1986
Fingerprint image refinement
FINGERMATRIX INC50 citations92
US4787742ANov 29, 1988
Direct finger reading
FINGERMATRIX INC54 citations91
US4581760AApr 8, 1986
Fingerprint verification method
FINGERMATRIX INC122 citations91
US5736734AApr 7, 1998
Liquid platen fingerprint image enhancement
FINGERMATRIX INC82 citations90
US4946276AAug 7, 1990
Full roll fingerprint apparatus
FINGERMATRIX INC88 citations86
US4185270AJan 22, 1980
Fingerprint identification method and apparatus
FINGERMATRIX INC82 citations86