Inventor · disambiguated record
David M. Sanford
Also filed as: SANFORD DAVID M
4 granted patents·117 citations·filing 1988–2007
79Inventor score
Top patents by PatentIndex Score
4 records- 0173US4926470ATelephone call screening circuitSANFORD DAVID M·Filed 1988·Granted May 15, 1990·61 cites·25 claims
- 0271US5539656ACrack monitoring apparatusUNITED TECHNOLOGIES CORP·Filed 1994·Granted Jul 23, 1996·34 cites·20 claims
- 0366US7669470B2Mail piece stiffness detectorSIEMENS INDUSTRY INC·Filed 2007·Granted Mar 2, 2010·4 cites·15 claims
- 0455US5673203ACrack monitoring apparatusUNITED TECHNOLOGIES CORP·Filed 1996·Granted Sep 30, 1997·18 cites·20 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →