Individual holder
JOHNSON DONALD B
US·5 granted patents·22 citations·filing 2007–2012
Individually held — no corporate assignee on record.
Technology mixH04L5
Top patents by PatentIndex Score
5 records- 0191US8233617B2Resilient cryptographic schemeJOHNSON DONALD B·Filed 2010·Granted Jul 31, 2012·12 cites·24 claims
- 0283US8116451B2Key validation schemeJOHNSON DONALD B·Filed 2007·Granted Feb 14, 2012·8 cites·31 claims
- 0373US8594324B2Key validation schemeJOHNSON DONALD B·Filed 2011·Granted Nov 26, 2013·2 cites·23 claims
- 0454USRE44670EResilient cryptographic schemeJOHNSON DONALD B·Filed 2012·Granted Dec 24, 2013·0 cites·19 claims
- 0553US8688998B2Resilent cryptographic schemeJOHNSON DONALD B·Filed 2012·Granted Apr 1, 2014·0 cites·18 claims
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →