Inventor · disambiguated record
John Randall Ehrhardt
Also filed as: EHRHARDT JOHN · EHRHARDT JOHN R · Ehrhardt John Randall
10 granted patents·1 pending application·94 citations·filing 1975–2020
87Inventor score
Top patents by PatentIndex Score
11 records- 0190US7853480B2System and method for providing export services to merchantsAMAZON TECH INC·Filed 2007·Granted Dec 14, 2010·59 cites·48 claims
- 0283US9167042B1Maintaining communication channel for device notificationsEHRHARDT JOHN R·Filed 2012·Granted Oct 20, 2015·13 cites·17 claims
- 0382US11146646B2Non-disruptive display of video streams on a client systemFACEBOOK INC·Filed 2018·Granted Oct 12, 2021·2 cites·21 claims
- 0477US10088890B1Managing message deliveryAMAZON TECH INC·Filed 2014·Granted Oct 2, 2018·5 cites·16 claims
- 0573US10187484B2Non-disruptive display of video streams on a client systemFACEBOOK INC·Filed 2016·Granted Jan 22, 2019·1 cites·20 claims
- 0671US8533074B1Lost and damaged items in a fulfillment networkEHRHARDT JOHN·Filed 2011·Granted Sep 10, 2013·8 cites·17 claims
- 0765US10609093B2Instantaneous call sessions over a communications applicationFACEBOOK INC·Filed 2016·Granted Mar 31, 2020·1 cites·19 claims
- 0862US10965723B2Instantaneous call sessions over a communications applicationFACEBOOK INC·Filed 2020·Granted Mar 30, 2021·0 cites·20 claims
- 0952US10652285B2Instantaneous call sessions over a communications applicationFACEBOOK INC·Filed 2016·Granted May 12, 2020·0 cites·20 claims
- 1043US2020147275A1Copper bactericide / virucide assemblyEHRHARDT JOHN·Filed 2018·Application pending·0 cites
- 1135US4132993AAntenna elementRAYTHEON CO·Filed 1975·Granted Jan 2, 1979·5 cites·3 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →