Inventor · disambiguated record
Louis D. Finkelstein
Also filed as: FINKELSTEIN LOUIS D · FINKELSTEIN LOUIS DAVID
18 granted patents·3,288 citations·filing 1990–1998
97Inventor score
Files withMOTOROLA INC18
Top patents by PatentIndex Score
18 records- 0197US5221838AElectronic walletMOTOROLA INC·Filed 1992·Granted Jun 22, 1993·1.2k cites·38 claims
- 0295US6014446AApparatus for providing improved encryption protection in a communication systemMOTOROLA INC·Filed 1997·Granted Jan 11, 2000·114 cites·6 claims
- 0395US5365585AMethod and apparatus for encryption having a feedback register with selectable tapsMOTOROLA INC·Filed 1993·Granted Nov 15, 1994·95 cites·17 claims
- 0494US5537474AMethod and apparatus for authentication in a communication systemMOTOROLA INC·Filed 1994·Granted Jul 16, 1996·231 cites·61 claims
- 0593US5455863AMethod and apparatus for efficient real-time authentication and encryption in a communication systemMOTOROLA INC·Filed 1993·Granted Oct 3, 1995·200 cites·34 claims
- 0693US5239294AMethod and apparatus for authenication and protection of subscribers in telecommunication systemsMOTOROLA INC·Filed 1990·Granted Aug 24, 1993·269 cites·52 claims
- 0792US5319712AMethod and apparatus for providing cryptographic protection of a data stream in a communication systemMOTOROLA INC·Filed 1993·Granted Jun 7, 1994·212 cites·18 claims
- 0890US5668875AMethod and apparatus for authentication in a communication systemMOTOROLA INC·Filed 1996·Granted Sep 16, 1997·149 cites·6 claims
- 0989US5410602AMethod for key management of point-to-point communicationsMOTOROLA INC·Filed 1993·Granted Apr 25, 1995·166 cites·22 claims
- 1086US5689563AMethod and apparatus for efficient real-time authentication and encryption in a communication systemMOTOROLA INC·Filed 1995·Granted Nov 18, 1997·137 cites·15 claims
- 1186US5572193AMethod for authentication and protection of subscribers in telecommunications systemsMOTOROLA INC·Filed 1994·Granted Nov 5, 1996·52 cites·44 claims
- 1281US5060265AMethod of protecting a linear feedback shift register (LFSR) output signalMOTOROLA INC·Filed 1990·Granted Oct 22, 1991·34 cites·20 claims
- 1379US5467398AMethod of messaging in a communication systemMOTOROLA INC·Filed 1994·Granted Nov 14, 1995·91 cites·25 claims
- 1478US5940799ASystem and method for securing speech transactionsMOTOROLA INC·Filed 1997·Granted Aug 17, 1999·82 cites·18 claims
- 1577US5793866ACommunication method and deviceMOTOROLA INC·Filed 1995·Granted Aug 11, 1998·87 cites·30 claims
- 1669US6047066ACommunication method and deviceMOTOROLA INC·Filed 1998·Granted Apr 4, 2000·58 cites·14 claims
- 1762US5564106AMethod for providing blind access to an encryption keyMOTOROLA INC·Filed 1995·Granted Oct 8, 1996·50 cites·13 claims
- 1860US5841864AApparatus and method for authentication and session key exchange in a communication systemMOTOROLA INC·Filed 1996·Granted Nov 24, 1998·45 cites·12 claims
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