Inventor · disambiguated record
David J. Truesdell
Also filed as: TRUESDELL DAVID J · TRUESDELL DAVID JAMES
6 granted patents·1 pending application·140 citations·filing 1997–2007
85Inventor score
Top patents by PatentIndex Score
7 records- 0158US6504937B1Amplifier circuit for electret microphone with enhanced performanceVXI CORP·Filed 1998·Granted Jan 7, 2003·31 cites·23 claims
- 0257US6137879AComputer telephony headset amplifierVXI CORP·Filed 1998·Granted Oct 24, 2000·30 cites·23 claims
- 0354US6580797B1Amplifier circuit for electret microphone with enhanced performanceVXI CORP·Filed 1999·Granted Jun 17, 2003·26 cites·11 claims
- 0447US2009141906A1Communication Headset Processing Multiple Audio InputsCLARK CO INC DAVID·Filed 2007·Application pending·0 cites
- 0546US6681020B1Microphone circuit with mute and keep alive functionVXI CORP·Filed 1999·Granted Jan 20, 2004·26 cites·27 claims
- 0643US6128384ASelf configuring telephone headset amplifierVXI CORP·Filed 1997·Granted Oct 3, 2000·12 cites·62 claims
- 0742US6266424B1Electret microphone circuit with low battery disableVXI CORP·Filed 1997·Granted Jul 24, 2001·15 cites·23 claims
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