Inventor · disambiguated record
Leonard Marshall
Also filed as: MARSHALL LEONARD
4 granted patents·1 pending application·136 citations·filing 1991–2012
80Inventor score
Files withMARSHALL LEONARD4
Top patents by PatentIndex Score
5 records- 0190USD594856SMicrophoneMARSHALL LEONARD·Filed 2008·Granted Jun 23, 2009·66 cites·1 claims
- 0287US7889882B2Selectable diaphragm condenser microphoneMARSHALL LEONARD·Filed 2006·Granted Feb 15, 2011·26 cites·20 claims
- 0384USD479227SMicrophoneFiled 2001·Granted Sep 2, 2003·39 cites·1 claims
- 0442US5162827AOne piece transparency mount with spring transparency restraintMARSHALL LEONARD·Filed 1991·Granted Nov 10, 1992·5 cites·10 claims
- 0535US2012300959A1Ribbon microphone with usb outputMARSHALL LEONARD·Filed 2012·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →