Inventor · disambiguated record
Eric Hengstenberg
Also filed as: HENGSTENBERG ERIC · HENGSTENBERG ERIC T
7 granted patents·5 pending applications·79 citations·filing 1999–2007
85Inventor score
Top patents by PatentIndex Score
12 records- 0175US6647653B1Firing element for muzzleloading rifleBBSCO IND INC·Filed 2002·Granted Nov 18, 2003·21 cites·2 claims
- 0267US7076902B2Firing system for a firearmKNIGHT RIFLE INC·Filed 2003·Granted Jul 18, 2006·16 cites·20 claims
- 0358US6421945B1Muzzleloading shotgun with chokeEBSCO INDUSRIES INC·Filed 2000·Granted Jul 23, 2002·14 cites·9 claims
- 0452US6796069B2Firing element for muzzleloading rifleEBSCO IND INC·Filed 2003·Granted Sep 28, 2004·5 cites·1 claims
- 0551US6996930B2Retractable face safety for a firearmKNIGHT RIFLE INC·Filed 2003·Granted Feb 14, 2006·10 cites·5 claims
- 0650US6922932B2Action release for a muzzleloaderFiled 2003·Granted Aug 2, 2005·9 cites·17 claims
- 0748US2010064567A1Breech plug for muzzleloading rifleEBSCO IND INC·Filed 2007·Application pending·0 cites
- 0839US2004216346A1Breech plug for muzzleloading rifleEBSCO IND INC·Filed 2003·Application pending·0 cites
- 0937US2005193615A1Combustion chamber for a muzzleloading firearmFiled 2004·Application pending·0 cites
- 1036US2002129534A1Conversion breech plug for muzzleloading rifles to receive shotgun primers and method of using the sameEBSCO IND INC·Filed 2002·Application pending·0 cites
- 1136US2002129533A1Muzzleloading shotgun with chokeEBSCO IND INC·Filed 2002·Application pending·0 cites
- 1231US6223459B1Safety mechanism for side hammer muzzleloading riflesEBSCO IND INC·Filed 1999·Granted May 1, 2001·4 cites·10 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →