DC

David L. Childs

AP Austin Powder: 2 patents #3 of 6Top 50%
SA Siemens Vdo Automotive Ag: 1 patents #223 of 559Top 40%
📍 Madisonville, KY: #6 of 51 inventorsTop 15%
🗺 Kentucky: #3,369 of 11,577 inventorsTop 30%
Overall (All Time): #1,619,405 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
6492751 Magnetic device with spaced apart pole plates, flux return strip and electrical connector having integral mounting David J. Ineson, Alois Christiaens 2002-12-10
RE31953 Method of charging a borehole Brooke J. Calder, Jr., Roger N. Prescott, Donald W. Lyons 1985-07-23
RE30621 Carrier for explosive primer and method of using same Brooke J. Calder, Jr., Roger N. Prescott, Donald W. Lyons 1981-05-26