RH

Robert L. Hillberg

C. C.O.P.: 4 patents #1 of 3Top 35%
📍 Cheshire, CT: #89 of 532 inventorsTop 20%
🗺 Connecticut: #3,761 of 34,797 inventorsTop 15%
Overall (All Time): #430,131 of 4,157,543Top 15%
12
Patents All Time

Issued Patents All Time

Showing 1–12 of 12 patents

Patent #TitleCo-InventorsDate
4472901 Pistol grip assembly Frederick F. Stevens 1984-09-25
4424638 Handgun 1984-01-10
4416078 Handgun 1983-11-22
4407085 Handgun firing mechanism Frederick F. Stevens 1983-10-04
4400901 Firearm having inertially responsive safety mechanism 1983-08-30
4400900 Multi-barrel handgun firing mechanism Frederick F. Stevens 1983-08-30
4392320 Trigger retaining and stabilizing means Frederick F. Stevens 1983-07-12
D263413 Handgun 1982-03-16
D262567 Rifle 1982-01-05
4291481 Firearm magazine safety mechanism 1981-09-29
4221066 Firearm grip assembly 1980-09-09
4208947 Firearm hammer blocking safety mechanism 1980-06-24