Inventor · disambiguated record
Mark J. Handzel
Also filed as: HANDZEL MARK J
20 granted patents·4 pending applications·3,052 citations·filing 1985–2008
98Inventor score
Files withINTERDIGITAL TECH CORP13INT MOBILE MACHINES6AUTHORIZE NET LLC2AUTHORIZE NET HOLDINGS INC1CORAL SYSTEMS INC1
Top patents by PatentIndex Score
24 records- 0199US4675863ASubscriber RF telephone system for providing multiple speech and/or data signals simultaneously over either a single or a plurality of RF channelsINT MOBILE MACHINES·Filed 1985·Granted Jun 23, 1987·458 cites·18 claims
- 0298US5687194ASubscriber RF telephone system for providing multiple speech and/or data signals simultaneously over either a single or a plurality of RF channelsINTERDIGITAL TECH CORP·Filed 1993·Granted Nov 11, 1997·288 cites·16 claims
- 0398US5022024ASubscriber RF telephone system for providing multiple speech and/or data signals simultaneously over either a single or a plurality of RF channelsINT MOBILE MACHINES·Filed 1989·Granted Jun 4, 1991·306 cites·10 claims
- 0498US4912705ASubscriber RF telephone system for providing multiple speech and/or data signals simultaneously over either a single or a plurality of RF channelsINT MOBILE MACHINES·Filed 1989·Granted Mar 27, 1990·349 cites·4 claims
- 0598US4817089ASubscriber RF telephone system for providing multiple speech and/or data signals simultaneously over either a single or a plurality of RF channelsINT MOBILE MACHINES·Filed 1987·Granted Mar 28, 1989·317 cites·15 claims
- 0697US5121391ASubscriber RF telephone system for providing multiple speech and/or data singals simultaneously over either a single or a plurality of RF channelsINT MOBILE MACHINES·Filed 1989·Granted Jun 9, 1992·280 cites·2 claims
- 0796US5615408AApparatus and method for credit based management of telecommunication activityCORAL SYSTEMS INC·Filed 1993·Granted Mar 25, 1997·244 cites·20 claims
- 0895US5657358ASubscriber RF telephone system for providing multiple speech and/or data signals simultaneously over either a single or plurality of RF channelsINTERDIGITAL TECH CORP·Filed 1993·Granted Aug 12, 1997·174 cites·62 claims
- 0994US5734678ASubscriber RF telephone system for providing multiple speech and/or data signals simultaneously over either a single or a plurality of RF channelsINTERDIGITAL TECH CORP·Filed 1996·Granted Mar 31, 1998·121 cites·19 claims
- 1093US5119375ASubscriber RF telephone system for providing multiple speech and/or data signals simultaneously over either a single or a plurality of RF channelsINT MOBILE MACHINES·Filed 1990·Granted Jun 2, 1992·142 cites·224 claims
- 1192US6954470B2Subscriber RF telephone system for providing multiple speech and/or data signals simultaneously over either a single or a plurality of RF channelsINTERDIGITAL TECH CORP·Filed 2002·Granted Oct 11, 2005·37 cites·66 claims
- 1292US6842440B2Subscriber RF telephone system for providing multiple speech and/or data signals simultaneously over either a single or a plurality of RF channelsINTERDIGITAL TECH CORP·Filed 2002·Granted Jan 11, 2005·35 cites·88 claims
- 1392US6014374ASubscriber RF telephone system for providing multiple speech and/or data signals simultaneously over either a single or a plurality of RF channelsINTERDIGITAL TECH CORP·Filed 1997·Granted Jan 11, 2000·102 cites·9 claims
- 1491US7995991B2Credit based management of telecommunication activityAUTHORIZE NET LLC·Filed 2008·Granted Aug 9, 2011·15 cites·18 claims
- 1590US6393002B1Subscriber RF telephone system for providing multiple speech and/or data signals simultaneously over either a single or a plurality of RF channelsINTERDIGITAL TECH CORP·Filed 2001·Granted May 21, 2002·32 cites·4 claims
- 1687US6771667B2Subscriber RF telephone system for providing multiple speech and/or data signals simultaneously over either a single or a plurality of RF channelsINTERDIGITAL TECH CORP·Filed 2003·Granted Aug 3, 2004·22 cites·14 claims
- 1784US6282180B1Subscriber RF telephone system for providing multiple speech and/or data signals simultaneously over either a single or a plurality of RF channelsINTERDIGITAL TECH CORP·Filed 1999·Granted Aug 28, 2001·54 cites·8 claims
- 1883US6594481B1Apparatus and method for detecting potentially fradulent telecommunicationLIGHTBRIDGE INC·Filed 1994·Granted Jul 15, 2003·67 cites·47 claims
- 1977US7433674B2Apparatus and method for credit based management of telecommunication activityAUTHORIZE NET LLC·Filed 2006·Granted Oct 7, 2008·3 cites·16 claims
- 2065US7266363B2Apparatus and method for credit based management of telecommunication activityAUTHORIZE NET HOLDINGS INC·Filed 2003·Granted Sep 4, 2007·6 cites·4 claims
- 2151US2005025097A1Subscriber RF telephone system for providing multiple speech and/or data signals simultaneously over either a single or a plurality of RF channelsINTERDIGITAL TECH CORP·Filed 2004·Application pending·0 cites
- 2250US2005025101A1Subscriber RF telephone system for providing multiple speech and/or data signals simultaneously over either a single or a plurality of RF channelsINTERDIGITAL TECH CORP·Filed 2004·Application pending·0 cites
- 2350US2005025094A1Subscriber RF telephone system for providing multiple speech and/or data signals simultaneously over either a single or a plurality of RF channelsINTERDIGITAL TECH CORP·Filed 2004·Application pending·0 cites
- 2450US2005018636A1Subscriber RF telephone system for providing multiple speech and/or data signals simultaneously over either a single or a plurality of RF channelsINTERDIGITAL TECH CORP·Filed 2004·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →