Inventor · disambiguated record
Donald L. Hoffman
Also filed as: HOFFMAN DONALD L
9 granted patents·3 pending applications·318 citations·filing 1992–2015
90Inventor score
Top patents by PatentIndex Score
12 records- 0192US5353378ASound and light emitting face apparelHILCO CORP·Filed 1993·Granted Oct 4, 1994·151 cites·17 claims
- 0289US9299056B2Peer-to-peer email with video and advertising aspectsKALLMAN WILLIAM R·Filed 2011·Granted Mar 29, 2016·18 cites·20 claims
- 0385US9852276B2System and methods for validating and managing user identitiesSCAYL INC·Filed 2015·Granted Dec 26, 2017·9 cites·20 claims
- 0483US9578096B2Peer-to-peer emailSCAYL INC·Filed 2015·Granted Feb 21, 2017·3 cites·20 claims
- 0579US9166937B2Peer-to-peer emailKALLMAN WILLIAM R·Filed 2012·Granted Oct 20, 2015·5 cites·20 claims
- 0677US6118760AManagement of entries in a network element forwarding memorySUN MICROSYSTEMS INC·Filed 1997·Granted Sep 12, 2000·102 cites·36 claims
- 0771US9373133B2Peer-to-peer email with video and advertising aspectsSCAYL INC·Filed 2015·Granted Jun 21, 2016·2 cites·18 claims
- 0862US2014052626A1Secure emailSCAYL INC·Filed 2013·Application pending·0 cites
- 0961US2010031333A1Secure emailMITCHELL MARK T·Filed 2009·Application pending·0 cites
- 1051US2009144380A1Peer-to-peer emailKALLMAN WILLIAM R·Filed 2008·Application pending·0 cites
- 1149USD404431SGumball dispenserHILCO CORP·Filed 1997·Granted Jan 19, 1999·8 cites·1 claims
- 1246US5253874AAdhesive filament and membrane racquetHILCO CORP·Filed 1992·Granted Oct 19, 1993·20 cites·5 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →