Inventor · disambiguated record
Roy A. Zangrando
Also filed as: ZANGRANDO ROY · ZANGRANDO ROY A
8 granted patents·112 citations·filing 1976–2010
86Inventor score
Top patents by PatentIndex Score
8 records- 0179US6460448B1Automated loader assist for mortarsUS ARMY·Filed 2000·Granted Oct 8, 2002·35 cites·6 claims
- 0271US8215225B1Large caliber autoloaderZANGRANDO ROY·Filed 2010·Granted Jul 10, 2012·17 cites·14 claims
- 0365US4647089ADead bolt lock operable by pressurized fluidUS ARMY·Filed 1984·Granted Mar 3, 1987·24 cites·4 claims
- 0448US4440063AGun operated electrical firing deviceUS ARMY·Filed 1982·Granted Apr 3, 1984·12 cites·6 claims
- 0547US5526730AAutomated ammunition transfer deviceUS ARMY·Filed 1995·Granted Jun 18, 1996·17 cites·2 claims
- 0633US4601183APneumatic key lockUS ARMY·Filed 1984·Granted Jul 22, 1986·4 cites·2 claims
- 0732US4112267ACoded switching deviceUS ARMY·Filed 1976·Granted Sep 5, 1978·3 cites·9 claims
- 0827US4148381ACoded actuatorUS ARMY·Filed 1977·Granted Apr 10, 1979·0 cites·15 claims
Join the waitlist — get patent alerts
Get an alert when Roy A. Zangrando 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 →