Assignee

SIGMA SECURITY INC

CA·2 granted patents·71 citations·filing 1984–1984

Technology mixG08B2 G01V1 G07F1 Y10S1 Y10T1

Top patents by PatentIndex Score

2 records

0177US4686154ASecurity system labelSIGMA SECURITY INC·Filed 1984·Granted Aug 11, 1987·28 cites·10 claims
0277US4663612APattern-comparing security tag detection systemSIGMA SECURITY INC·Filed 1984·Granted May 5, 1987·43 cites·23 claims

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