Inventor · disambiguated record
David H. Surgnier
Also filed as: SURGNIER DAVID H
4 granted patents·1 pending application·139 citations·filing 1990–2005
79Inventor score
Top patents by PatentIndex Score
5 records- 0177US5186258AHorizontal inflation toolCTC INT CORP·Filed 1991·Granted Feb 16, 1993·71 cites·34 claims
- 0269US5082062AHorizontal inflatable toolCTC CORP·Filed 1990·Granted Jan 21, 1992·53 cites·12 claims
- 0346US6763901B1Air delivery system for a direct push drilling swivelUNIV CHICAGO·Filed 2002·Granted Jul 20, 2004·4 cites·20 claims
- 0444US6814166B1Direct push drilling swivel and method for its useUNIV CHICAGO·Filed 2002·Granted Nov 9, 2004·11 cites·31 claims
- 0539US2006233614A1Ejector/injector tool for use with cone penetrometerUNIV CHICAGO·Filed 2005·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →