DH

David K. Hsu

IU Iowa State University: 5 patents #126 of 1,643Top 8%
UN Unknown: 2 patents #12,644 of 83,584Top 20%
IF Iowa State University Foundation: 1 patents #1 of 27Top 4%
📍 Ames, IA: #205 of 1,427 inventorsTop 15%
🗺 Iowa: #2,245 of 15,303 inventorsTop 15%
Overall (All Time): #761,804 of 4,157,543Top 20%
7
Patents All Time

Issued Patents All Time

Showing 1–7 of 7 patents

Patent #TitleCo-InventorsDate
6327921 Non-destructive inspections and the display of inspection results Daniel J. Barnard, John Peters, Jr., Nordica A. Hudelson 2001-12-11
5469744 Apparatus for acoustically inspecting a workpiece Thadd Clark Patton 1995-11-28
5269189 Method and means of transmitting and receiving broad-band unipolar, ultrasonic pulses for ultrasonic inspection Donald O. Thompson 1993-12-14
5199299 Ultrasonic unipolar pulse/echo instrument Michael S. Hughes, Donald O. Thompson, Samuel J. Wormley 1993-04-06
5095754 Apparatus and method for detection of icing onset and ice thickness Frank J. Margetan, Samuel J. Wormley, Jeffrey A. Simpson 1992-03-17
4961252 Means and method for nonuniform poling of piezoelectric transducers Frank J. Margetan, Michael D. Hasselbusch, Samuel J. Wormley, Michael S. Hughes, Donald O. Thompson 1990-10-09
4810462 Method for fabricating prescribed flaws in the interior of metals Donald O. Thompson 1989-03-07