LV

Leon C. Vandervalk

DE Defelsko: 1 patents #2 of 3Top 70%
📍 Brockville, CA: #1 of 5 inventorsTop 20%
Overall (1994): #26,593 of 165,921Top 20%
2
Patents 1994

Issued Patents 1994

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5343146 Combination coating thickness gauge using a magnetic flux density sensor and an eddy current search coil Frank Koch, David Beamish 1994-08-30
5325430 Encryption apparatus for computer device Brian J. Smyth 1994-06-28