Inventor · disambiguated record
David R. Marr, Jr.
Also filed as: MARR DAVID · MARR JR DAVID R
4 granted patents·26 citations·filing 1997–2006
70Inventor score
Top patents by PatentIndex Score
4 records- 0159US7510351B2Method for supporting a subsurface materialPRICE HERBERT S·Filed 2006·Granted Mar 31, 2009·5 cites·19 claims
- 0248US5842442AAnimal treatment apparatusFiled 1997·Granted Dec 1, 1998·20 cites·24 claims
- 0342US7597505B2Roof bolt platePRICE HERBERT S·Filed 2006·Granted Oct 6, 2009·0 cites·71 claims
- 0421US7293608B1Liquid well stimulatorDUDLEY CLIFTON M·Filed 2004·Granted Nov 13, 2007·1 cites·21 claims
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