Inventor · disambiguated record
Charles R. Chamberlain
Also filed as: CHAMBERLAIN CHARLES R
13 granted patents·2 pending applications·151 citations·filing 1996–2017
90Inventor score
Files withUS POSTAL SERVICE6UNITED STATES POSTAL SERVICE3CAMPBELL LEO J2CHAMBERLAIN CHARLES R2AMERICAN EXPRESS TRAVEL RELATE1
Top patents by PatentIndex Score
15 records- 0184US7991652B2System and method for tracking a productUS POSTAL SERVICE·Filed 2002·Granted Aug 2, 2011·38 cites·20 claims
- 0280US7797543B1Systems and methods for authenticating an electronic messageUS POSTAL SERVICE·Filed 2000·Granted Sep 14, 2010·35 cites·20 claims
- 0376US7266696B2Electronic postmarking without directly utilizing an electronic postmark serverUS POSTAL SERVICE·Filed 2001·Granted Sep 4, 2007·13 cites·3 claims
- 0475US7121455B2Systems and methods for electronic postmarking including ancillary dataUS POSTAL SERVICE·Filed 2002·Granted Oct 17, 2006·12 cites·10 claims
- 0572US8095797B2Systems and methods for authenticating an electronic messageCAMPBELL LEO J·Filed 2009·Granted Jan 10, 2012·1 cites·9 claims
- 0671US7779481B2Systems and methods for electronic postmarking of data including location dataUS POSTAL SERVICE·Filed 2002·Granted Aug 17, 2010·4 cites·24 claims
- 0765US9444625B2Systems and methods for authenticating an electronic messageUNITED STATES POSTAL SERVICE·Filed 2013·Granted Sep 13, 2016·0 cites·20 claims
- 0864US6044247AMethods and apparatus for paging systemsAMERICAN EXPRESS TRAVEL RELATE·Filed 1996·Granted Mar 28, 2000·48 cites·35 claims
- 0960US8484479B2Systems and methods for authenticating an electronic messageCAMPBELL LEO J·Filed 2011·Granted Jul 9, 2013·0 cites·5 claims
- 1059US2017230382A1Apparatus and methods for the secure transfer of electronic dataUNITED STATES POSTAL SERVICE·Filed 2017·Application pending·0 cites
- 1159US2010114700A1System and method for synchronizing delivery of messages in multiple communications channelsNORTHROP GRUMMAN INFORMATION T·Filed 2009·Application pending·0 cites
- 1251US8417958B2Systems and methods for electronic postmarking of data including location dataCHAMBERLAIN CHARLES R·Filed 2010·Granted Apr 9, 2013·0 cites·17 claims
- 1350US9634843B2Apparatus and methods for the secure transfer of electronic dataUNITED STATES POSTAL SERVICE·Filed 2016·Granted Apr 25, 2017·0 cites·20 claims
- 1449US7451915B2Systems and methods for electronic postmarking including ancillary data backgroundUS POSTAL SERVICE·Filed 2006·Granted Nov 18, 2008·0 cites·11 claims
- 1535US9864997B2Systems and methods for soliciting secondary information while maintaining access to primary informationCHAMBERLAIN CHARLES R·Filed 2001·Granted Jan 9, 2018·0 cites·24 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →