Individual holder
JOHNSTON DAVID E
GB·5 granted patents·33 citations·filing 1991–2008
Individually held — no corporate assignee on record.
Top patents by PatentIndex Score
5 records- 0180US8532802B1Graphic phase shifterJOHNSTON DAVID E·Filed 2008·Granted Sep 10, 2013·4 cites·36 claims
- 0273US8194884B1Aligning time variable multichannel audioJOHNSTON DAVID E·Filed 2006·Granted Jun 5, 2012·7 cites·45 claims
- 0358US9377990B2Image edited audio dataJOHNSTON DAVID E·Filed 2008·Granted Jun 28, 2016·1 cites·45 claims
- 0455US8077815B1System and method for processing multi-channel digital audio signalsJOHNSTON DAVID E·Filed 2004·Granted Dec 13, 2011·5 cites·33 claims
- 0542US5123661AFluid sealing structureJOHNSTON DAVID E·Filed 1991·Granted Jun 23, 1992·16 cites·9 claims
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