DK

David R. Kircher

PE Pennwalt: 1 patents #119 of 288Top 45%
📍 Staten Island, NY: #397 of 992 inventorsTop 45%
🗺 New York: #67,335 of 115,490 inventorsTop 60%
Overall (All Time): #4,117,302 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4216383 Expeditious uni-directional panoramic dental radiography Robert H. Cushman, Fred W. Hart, Jr., Anthony Ciavattoni 1980-08-05