DR

Don J. Roth

NASA: 2 patents #31 of 167Top 20%
📍 Lakewood, OH: #3 of 17 inventorsTop 20%
🗺 Ohio: #519 of 4,576 inventorsTop 15%
Overall (1997): #41,879 of 185,788Top 25%
2
Patents 1997

Issued Patents 1997

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5700955 Precision thickness variation mapping via one-transducer ultrasonic high resolution profilometry for sample with irregular or rough surface — 1997-12-23
5629865 Pulse-echo ultrasonic imaging method for eliminating sample thickness variation effects — 1997-05-13