Assignee
DIGICASH INC
US4 patents
Top patents by PatentIndex Score
US5712913AJan 27, 1998
Limited-traceability systems
DIGICASH INC137 citations98
US5878140AMar 2, 1999
Limited-traceability systems
DIGICASH INC37 citations96
US5781631AJul 14, 1998
Limited-traceability systems
DIGICASH INC37 citations96
US5956400ASep 21, 1999
Partitioned information storage systems with controlled retrieval
DIGICASH INC243 citations95