Inventor
NELSON CARL V
US23 patents
⚠️ This page may combine multiple inventors who share the name “NELSON CARL V”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
UNIV JOHNS HOPKINS
22 patentsUS6967574B1Nov 22, 2005
Multi-mode electromagnetic target discriminator sensor system and method of operation thereof
UNIV JOHNS HOPKINS112 citations98
US6853194B2Feb 8, 2005
Electromagnetic target discriminator sensor system and method for detecting and identifying metal targets
UNIV JOHNS HOPKINS61 citations95
US6661345B1Dec 9, 2003
Alertness monitoring system
UNIV JOHNS HOPKINS481 citations95
US7132943B2Nov 7, 2006
Moving belt sensor
UNIV JOHNS HOPKINS27 citations92
US7106194B2Sep 12, 2006
Method for metal object identification using a three-dimensional steerable magnetic field antenna
UNIV JOHNS HOPKINS22 citations92
US7078906B2Jul 18, 2006
Simultaneous time-domain and frequency-domain metal detector
UNIV JOHNS HOPKINS31 citations92
US6970086B2Nov 29, 2005
Wide area metal detection (WAMD) system and method for security screening crowds
UNIV JOHNS HOPKINS33 citations92
US6809520B1Oct 26, 2004
Compact, autonomous robotic detection and identification sensor system of unexploded ordnance site remediation
UNIV JOHNS HOPKINS30 citations92
US6791329B2Sep 14, 2004
Portable metal detection and classification system
UNIV JOHNS HOPKINS28 citations92
US6084412AJul 4, 2000
Imaging objects in a dissipative medium by nearfield electromagnetic holography
UNIV JOHNS HOPKINS24 citations92
US6789043B1Sep 7, 2004
Magnetic sensor system for fast-response, high resolution, high accuracy, three-dimensional position measurements
UNIV JOHNS HOPKINS49 citations91
US7148691B2Dec 12, 2006
Step current inductive antenna for pulse inductive metal detector
UNIV JOHNS HOPKINS36 citations90
US7227466B2Jun 5, 2007
Expendable metal detector
UNIV JOHNS HOPKINS17 citations84
US7157913B2Jan 2, 2007
Re-configurable induction coil for metal detection
UNIV JOHNS HOPKINS12 citations84
US7075304B2Jul 11, 2006
Variable damping induction coil for metal detection
UNIV JOHNS HOPKINS11 citations84
US7030759B2Apr 18, 2006
Steerable three-dimensional magnetic field sensor system for detection and classification of metal targets
UNIV JOHNS HOPKINS12 citations84
US6927577B2Aug 9, 2005
Digital nulling pulse inductive metal detector
UNIV JOHNS HOPKINS14 citations84
US6564741B2May 20, 2003
Telescoping spar platform and method of using same
UNIV JOHNS HOPKINS18 citations84
US7543664B2Jun 9, 2009
Mono-track vehicle
UNIV JOHNS HOPKINS7 citations74
US7176691B2Feb 13, 2007
Switched coil receiver antenna for metal detector
UNIV JOHNS HOPKINS8 citations74
US6600320B2Jul 29, 2003
Apparatus with movable receiver coil array for locating a buried metallic object
UNIV JOHNS HOPKINS9 citations73
US7079976B2Jul 18, 2006
Dense object detection system and method
UNIV JOHNS HOPKINS2 citations56