JH

John M. Hayner

UA US Army: 1 patents #2,720 of 6,974Top 40%
📍 Towson, MD: #194 of 347 inventorsTop 60%
🗺 Maryland: #19,431 of 35,612 inventorsTop 55%
Overall (All Time): #4,042,821 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4478150 Cartridge with elastic pusher cup William M. Sayler 1984-10-23