Inventor
MARTENS GEORGE D
US5 patents
⚠️ This page may combine multiple inventors who share the name “MARTENS GEORGE D”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
AUTOMATION IND INC
3 patentsUS4559825ADec 24, 1985
Transducer array for detection of subsurface flaws
AUTOMATION IND INC31 citations90
US4143553AMar 13, 1979
Contoured search unit for detecting internal flaws
AUTOMATION IND INC41 citations86
US4532796AAug 6, 1985
Dual transducer connection by a single cable
AUTOMATION IND INC16 citations68
HERZOG SERVICES INC
2 patentsUS7882742B1Feb 8, 2011
Apparatus for detecting, identifying and recording the location of defects in a railway rail
HERZOG SERVICES INC57 citations95
US6055862AMay 2, 2000
Method of and an apparatus for detecting, identifying and recording the location of defects in a railway rail
HERZOG SERVICES INC93 citations95