Inventor · disambiguated record
Robert L. Hillberg
Also filed as: HILLBERG ROBERT · HILLBERG ROBERT L
14 granted patents·244 citations·filing 1975–1982
93Inventor score
Top patents by PatentIndex Score
14 records- 0184US4208947AFirearm hammer blocking safety mechanismWILDEY FIREARMS·Filed 1978·Granted Jun 24, 1980·36 cites·8 claims
- 0280US4291481AFirearm magazine safety mechanismWILDEY FIREARMS·Filed 1979·Granted Sep 29, 1981·29 cites·16 claims
- 0379USD262567SRifleHILLBERG ROBERT·Filed 1980·Granted Jan 5, 1982·19 cites·1 claims
- 0473US4400900AMulti-barrel handgun firing mechanismHILLBERG ROBERT L·Filed 1981·Granted Aug 30, 1983·28 cites·11 claims
- 0573USD263413SHandgunCOP INC·Filed 1980·Granted Mar 16, 1982·13 cites·1 claims
- 0668US4221066AFirearm grip assemblyWILDEY FIREARMS·Filed 1979·Granted Sep 9, 1980·19 cites·9 claims
- 0764US4407085AHandgun firing mechanismHILLBERG ROBERT L·Filed 1981·Granted Oct 4, 1983·21 cites·13 claims
- 0863US4424638AHandgunCOP INC·Filed 1982·Granted Jan 10, 1984·20 cites·18 claims
- 0959US4416078AHandgunCOP INC·Filed 1982·Granted Nov 22, 1983·17 cites·16 claims
- 1051US4400901AFirearm having inertially responsive safety mechanismCOP INC·Filed 1981·Granted Aug 30, 1983·13 cites·14 claims
- 1147US3988849ASignal launcherBELLMORE JOHNSON TOOL CO·Filed 1975·Granted Nov 2, 1976·13 cites·4 claims
- 1241US4141164AMagazine isolator for pump shotgunsBROWNING ARMS CO·Filed 1978·Granted Feb 27, 1979·6 cites·6 claims
- 1339US4472901APistol grip assemblyHILLBERG ROBERT L·Filed 1981·Granted Sep 25, 1984·7 cites·15 claims
- 1431US4392320ATrigger retaining and stabilizing meansHILLBERG ROBERT L·Filed 1982·Granted Jul 12, 1983·3 cites·11 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →