Inventor · disambiguated record
John Whitworth Engel
Also filed as: ENGEL JOHN · ENGEL JOHN W · ENGEL JOHN WHITWORTH
6 granted patents·3 pending applications·120 citations·filing 1990–2012
85Inventor score
Top patents by PatentIndex Score
9 records- 0179US7690310B2High-pressure fixed munition for low-pressure launching systemENGEL JOHN WHITWORTH·Filed 2008·Granted Apr 6, 2010·18 cites·18 claims
- 0273US8905537B2Media handling device including a carrier structure for a set of starwheelsLO KEVIN·Filed 2012·Granted Dec 9, 2014·3 cites·18 claims
- 0373US6176186B1Subsonic expansion projectileENGEL BALLISTIC RES INC·Filed 1999·Granted Jan 23, 2001·39 cites·8 claims
- 0468USD625380SAmmunition having casing with finsENGEL BALLISTIC RES·Filed 2010·Granted Oct 12, 2010·24 cites·1 claims
- 0558US7481167B2High-pressure fixed munition for low-pressure launching systemENGEL JOHN WHITWORTH·Filed 2004·Granted Jan 27, 2009·12 cites·18 claims
- 0646US5020182ASingle handle applicatorENGEL JOHN W·Filed 1990·Granted Jun 4, 1991·24 cites·4 claims
- 0732US2013167747A1Bullet with chamber sealing structure and ammunition comprising sameENGEL BALLISTIC RES INC·Filed 2012·Application pending·0 cites
- 0829US2011290141A1Subsonic small-caliber ammunition and bullet used in sameENGEL JOHN WHITWORTH·Filed 2010·Application pending·0 cites
- 0929US2011290142A1Subsonic small-caliber ammunition and bullet used in sameLUCHINI CHRIS·Filed 2011·Application pending·0 cites
Join the waitlist — get patent alerts
Get an alert when John Whitworth Engel files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →