JI

John H. Bopst, III

📍 Baltimore, MD: #433 of 4,923 inventorsTop 9%
🗺 Maryland: #3,562 of 35,612 inventorsTop 15%
Overall (All Time): #593,124 of 4,157,543Top 15%
9
Patents All Time

Issued Patents All Time

Showing 1–9 of 9 patents

Patent #TitleCo-InventorsDate
4708265 System for automatic measuring and dispensing of grain and powder food products Joyce M. Zakro 1987-11-24
4653786 Portable security lock 1987-03-31
4546667 Adjustable and releasable accelerator pedal depressor system 1985-10-15
4419172 Adapter for automatic tape laying machine 1983-12-06
4373987 Angle-attachment stabilizing unit 1983-02-15
4330355 System for controlled and immediate sealing of structural joints and plaster line cracks 1982-05-18
D262291 Crack sealer 1981-12-15
4295921 System for controlling the movement and locking of tape apparatus 1981-10-20
4248659 Angular attachment for instantaneous sealing of cracks 1981-02-03