Individual holder
MARSHALL JOHN D
US·7 granted patents·1 pending application·73 citations·filing 1989–2012
Individually held — no corporate assignee on record.
Top patents by PatentIndex Score
8 records- 0178US8947734B1Pulse width modulator for a printing deviceMARSHALL JOHN D·Filed 2007·Granted Feb 3, 2015·4 cites·55 claims
- 0278US7526348B1Computer based automatic audio mixerMARSHALL JOHN D·Filed 2000·Granted Apr 28, 2009·28 cites·111 claims
- 0376US5168146ABi-directional snap-action register display mechanismMARSHALL JOHN D·Filed 1989·Granted Dec 1, 1992·39 cites·9 claims
- 0461US8206308B2Shielding for intravascular ultrasound imaging systems and methods of making and usingMARSHALL JOHN D·Filed 2009·Granted Jun 26, 2012·2 cites·19 claims
- 0550US8443121B1Common block interface for data and protocol with handshakeMARSHALL JOHN D·Filed 2012·Granted May 14, 2013·0 cites·20 claims
- 0650US8161207B1Common block interface for data and control with handshake protocolMARSHALL JOHN D·Filed 2007·Granted Apr 17, 2012·0 cites·42 claims
- 0748US8762596B2Direct memory access controller with multiple transaction functionalityMARSHALL JOHN D·Filed 2011·Granted Jun 24, 2014·0 cites·20 claims
- 0843US2007008571A1System and method for multi-print mechanism printingMARSHALL JOHN D·Filed 2005·Application pending·0 cites
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →