Assignee
RECOGNITION SYSTEMS
US5 patents
Top patents by PatentIndex Score
US4736203AApr 5, 1988
3D hand profile identification apparatus
RECOGNITION SYSTEMS146 citations96
US3937580AFeb 10, 1976
Electro-optical method for measuring gaps and lines
RECOGNITION SYSTEMS50 citations91
US3944978AMar 16, 1976
Electro-optical method and apparatus for making identifications
RECOGNITION SYSTEMS48 citations87
US4204772AMay 27, 1980
Optical measuring system
RECOGNITION SYSTEMS22 citations81
US4124390ANov 7, 1978
Dye toning system
RECOGNITION SYSTEMS3 citations44