DC

David W. Clark

HP HP: 1 patents #211 of 888Top 25%
📍 Derry, NH: #3 of 20 inventorsTop 15%
🗺 New Hampshire: #146 of 683 inventorsTop 25%
Overall (1997): #164,308 of 185,788Top 90%
1
Patents 1997

Issued Patents 1997

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5669386 Ultrasonic flow measurement system employing cross-correlation of baseband reflection data Karl Thiele, Richard A. Hager, Jerome F. Witt 1997-09-23