Inventor · disambiguated record
David Craig Hageman
Also filed as: HAGEMAN DAVID · HAGEMAN DAVID C · HAGEMAN DAVID CRAIG
9 granted patents·7 pending applications·259 citations·filing 1988–2017
90Inventor score
Top patents by PatentIndex Score
16 records- 0193US7891903B2Release pinJERGENS INC·Filed 2007·Granted Feb 22, 2011·37 cites·18 claims
- 0291US7731465B2Release pinJERGENS INC·Filed 2006·Granted Jun 8, 2010·32 cites·19 claims
- 0389US8162581B2Release pinSOLTIS ROBERT C·Filed 2010·Granted Apr 24, 2012·33 cites·25 claims
- 0489US7914225B2Release pinJERGENS INC·Filed 2008·Granted Mar 29, 2011·25 cites·24 claims
- 0582US5056967ASpotweld removal toolPREMIER IND CORP·Filed 1990·Granted Oct 15, 1991·48 cites·9 claims
- 0682US4889457ALoad indicatorPREMIER IND CORP·Filed 1988·Granted Dec 26, 1989·56 cites·17 claims
- 0777USD596921SLocking pinJERGENS INC·Filed 2008·Granted Jul 28, 2009·26 cites·1 claims
- 0853US2008056843A1Rotary release pinJERGENS INC·Filed 2007·Application pending·0 cites
- 0950US10662854B2Exhaust sealing jointEGC ENTPR INC·Filed 2017·Granted May 26, 2020·0 cites·24 claims
- 1044US2007001408A1Release pinJERGENS INC·Filed 2006·Application pending·0 cites
- 1142US2013320252A1Control valve assemblyHAGEMAN DAVID C·Filed 2012·Application pending·0 cites
- 1241US2003194287A1Clamp load indicator device for fastenersFiled 2002·Application pending·0 cites
- 1341US2012261890A1Pressure sealHAGEMAN DAVID C·Filed 2012·Application pending·0 cites
- 1439US2004032134A1Anchor and hoist ring deviceFiled 2002·Application pending·0 cites
- 1538US2013049381A1Manway cover fastenerHAGEMAN DAVID C·Filed 2011·Application pending·0 cites
- 1632USD533436SFinger cap for release pinJERGENS INC·Filed 2005·Granted Dec 12, 2006·2 cites·1 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →