Assignee
ATALLA TECHNOVATIONS
13 granted patents·1,153 citations·filing 1974–1980
Top patents by PatentIndex Score
13 records- 0197US4304990AMultilevel security apparatus and methodATALLA TECHNOVATIONS·Filed 1980·Granted Dec 8, 1981·163 cites·4 claims
- 0297US4268715AMethod and apparatus for securing data transmissionsATALLA TECHNOVATIONS·Filed 1979·Granted May 19, 1981·104 cites·28 claims
- 0396US4315101AMethod and apparatus for securing data transmissionsATALLA TECHNOVATIONS·Filed 1979·Granted Feb 9, 1982·84 cites·2 claims
- 0496US4288659AMethod and means for securing the distribution of encoding keysATALLA TECHNOVATIONS·Filed 1979·Granted Sep 8, 1981·98 cites·6 claims
- 0596US3938091APersonal verification systemATALLA TECHNOVATIONS·Filed 1974·Granted Feb 10, 1976·273 cites·7 claims
- 0692US4283599AMethod and apparatus for securing data transmissionsATALLA TECHNOVATIONS·Filed 1979·Granted Aug 11, 1981·53 cites·5 claims
- 0792US4281215AMethod and apparatus for securing data transmissionsATALLA TECHNOVATIONS·Filed 1978·Granted Jul 28, 1981·79 cites·5 claims
- 0886US4328414AMultilevel security apparatus and methodATALLA TECHNOVATIONS·Filed 1979·Granted May 4, 1982·66 cites·3 claims
- 0984US4140272AOptical card, system and method for securing personal identification dataATALLA TECHNOVATIONS·Filed 1977·Granted Feb 20, 1979·39 cites·8 claims
- 1082US4357529AMultilevel security apparatus and methodATALLA TECHNOVATIONS·Filed 1980·Granted Nov 2, 1982·59 cites·10 claims
- 1181US4138057ACard, system and method for securing user identification dataATALLA TECHNOVATIONS·Filed 1977·Granted Feb 6, 1979·50 cites·2 claims
- 1279US4198619AProgrammable security system and methodATALLA TECHNOVATIONS·Filed 1978·Granted Apr 15, 1980·40 cites·2 claims
- 1379US4138058ACard, system and method for securing personal identification dataATALLA TECHNOVATIONS·Filed 1977·Granted Feb 6, 1979·45 cites·8 claims
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