Inventor
BORCHARDT JOHN JOSEPH
US4 patents
Patents
4 patentsUS10756434B1Aug 25, 2020
De-tuning tolerant loop antenna
NAT TECH & ENG SOLUTIONS SANDIA LLC3 citations66
US11808144B1Nov 7, 2023
Downhole to surface communications platform for drilling applications
NAT TECH & ENG SOLUTIONS SANDIA LLC3 citations65
US12378876B2Aug 5, 2025
Downhole to surface communications platform for drilling applications
NAT TECH & ENG SOLUTIONS SANDIA LLC0 citations55
US11592405B1Feb 28, 2023
RF signature detection for waveguide deformation
NAT TECH & ENG SOLUTIONS SANDIA LLC0 citations35