Inventor · disambiguated record
Lawrence P. Head
Also filed as: HEAD LAWRENCE P · HEAD LAWRENCE PETER
32 granted patents·4 pending applications·675 citations·filing 1999–2025
97Inventor score
Files withVISTA OUTDOOR OPERATIONS LLC13FEDERAL CARTRIDGE CO10ALLIANT TECHSYSTEMS INC9CARLSON ERIK K2FED CARTRIDGE CORP1
Top patents by PatentIndex Score
36 records- 0196US9273941B2Combination gas operated rifle and subsonic cartridgeALLIANT TECHSYSTEMS INC·Filed 2014·Granted Mar 1, 2016·57 cites·11 claims
- 0296USD689975SPractice projectileCARLSON ERIK K·Filed 2012·Granted Sep 17, 2013·123 cites·1 claims
- 0395US11668549B2Muzzleloader systemsVISTA OUTDOOR OPERATIONS LLC·Filed 2021·Granted Jun 6, 2023·6 cites·21 claims
- 0493US9157713B1Limited range rifle projectileALLIANT TECHSYSTEMS INC·Filed 2014·Granted Oct 13, 2015·29 cites·11 claims
- 0592USD870842SRifle bulletVISTA OUTDOOR OPERATIONS LLC·Filed 2018·Granted Dec 24, 2019·16 cites·1 claims
- 0691US11512935B2Extended range bulletVISTA OUTDOOR OPERATIONS LLC·Filed 2020·Granted Nov 29, 2022·3 cites·20 claims
- 0791US10030956B2Muzzleloader systemsVISTA OUTDOOR OPERATIONS LLC·Filed 2017·Granted Jul 24, 2018·17 cites·18 claims
- 0891US9494397B2Polymer projectile having an integrated driving bandVISTA OUTDOOR OPERATIONS LLC·Filed 2012·Granted Nov 15, 2016·18 cites·12 claims
- 0991US9329003B2Muzzleloader systemsALLIANT TECHSYSTEMS INC·Filed 2013·Granted May 3, 2016·22 cites·2 claims
- 1091US6805057B2Bullet for optimal penetration and expansionFED CARTRIDGE CORP·Filed 2001·Granted Oct 19, 2004·79 cites·23 claims
- 1191US6530328B2Captive soft-point bulletFEDERAL CARTRIDGE CO·Filed 2001·Granted Mar 11, 2003·60 cites·34 claims
- 1290US8485102B2Marking ammunitionCARLSON ERIK K·Filed 2011·Granted Jul 16, 2013·24 cites·24 claims
- 1390US7765933B2Shotshell with shot pellets having multiple shapesALLIANT TECHSYSTEMS INC·Filed 2007·Granted Aug 3, 2010·24 cites·22 claims
- 1488US11268791B1Handgun cartridge with shear groove bulletVISTA OUTDOOR OPERATIONS LLC·Filed 2019·Granted Mar 8, 2022·13 cites·18 claims
- 1586US10690463B2Extended range bulletVISTA OUTDOOR OPERATIONS LLC·Filed 2018·Granted Jun 23, 2020·7 cites·15 claims
- 1685US10436560B2Polymer projectile having an integrated driving bandVISTA OUTDOOR OPERATIONS LLC·Filed 2016·Granted Oct 8, 2019·7 cites·11 claims
- 1785US9562754B2Muzzleloader systemsVISTA OUTDOOR OPERATIONS LLC·Filed 2015·Granted Feb 7, 2017·9 cites·10 claims
- 1883US12281884B2Bullet with jacket improvementsFEDERAL CARTRIDGE CO·Filed 2022·Granted Apr 22, 2025·1 cites·21 claims
- 1983US9046332B2Projectile assembly with stabilization/obturation enhancementALLIANT TECHSYSTEMS INC·Filed 2013·Granted Jun 2, 2015·12 cites·20 claims
- 2081USD724690SPractice projectileALLIANT TECHSYSTEMS INC·Filed 2013·Granted Mar 17, 2015·22 cites·1 claims
- 2180US10605577B2Muzzleloader systemsVISTA OUTDOOR OPERATIONS LLC·Filed 2018·Granted Mar 31, 2020·5 cites·20 claims
- 2280US6305292B1Captive soft-point bulletFEDERAL CARTRIDGE CO·Filed 2000·Granted Oct 23, 2001·29 cites·60 claims
- 2378US12259225B2Handgun cartridge with shear groove bulletFEDERAL CARTRIDGE CO·Filed 2022·Granted Mar 25, 2025·1 cites·22 claims
- 2476US12455150B2Extended range bulletFEDERAL CARTRIDGE CO·Filed 2024·Granted Oct 28, 2025·0 cites·20 claims
- 2576US9146086B2Muzzleloader bullet systemALLIANT TECHSYSTEMS INC·Filed 2013·Granted Sep 29, 2015·15 cites·17 claims
- 2676US2025216184A1Bullet with jacket improvementsFEDERAL CARTRIDGE CO·Filed 2025·Application pending·0 cites
- 2774US6244187B1Increased velocity-performance-range bulletFEDERAL CARTRIDGE CO·Filed 1999·Granted Jun 12, 2001·36 cites·42 claims
- 2873US6202561B1Shotshell having pellets of different densities in stratified layersFEDERAL CARTRIDGE CO·Filed 1999·Granted Mar 20, 2001·37 cites·51 claims
- 2969US12007210B2Extended range bulletFEDERAL CARTRIDGE CO·Filed 2022·Granted Jun 11, 2024·0 cites·12 claims
- 3061US11402187B2Polymer projectile having an integrated driving bandGENERAL DYNAMICS—OTS INC·Filed 2019·Granted Aug 2, 2022·1 cites·15 claims
- 3159US9651346B2Combination gas operated rifle and subsonic cartridgeVISTA OUTDOOR OPERATIONS LLC·Filed 2016·Granted May 16, 2017·2 cites·15 claims
- 3259US2025305804A1Handgun cartridge with shear groove bulletFEDERAL CARTRIDGE CO·Filed 2025·Application pending·0 cites
- 3356USD977055SRifle bulletVISTA OUTDOOR OPERATIONS LLC·Filed 2019·Granted Jan 31, 2023·0 cites·1 claims
- 3456US11047660B2Muzzleloader systemsVISTA OUTDOOR OPERATIONS LLC·Filed 2020·Granted Jun 29, 2021·0 cites·17 claims
- 3540US2010269724A1Reduced Energy Cartridge and Method of Making SameALLIANT TECHSYSTEMS INC·Filed 2007·Application pending·0 cites
- 3639US2010294158A1Shotshell with Shot Pellets Having Multiple ShapesALLIANT TECHSYSTEMS INC·Filed 2010·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →