TJ

Thomas G. Humphreys, Jr.

UN Unknown: 1 patents #29,356 of 83,584Top 40%
Overall (All Time): #3,931,358 of 4,157,543Top 95%
1
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
4843324 Apparatus for determining the location and distance to a concealed conductive structure George G. Plosser, Michael D. Ryan 1989-06-27