Inventor
RIES KARL
18 patents
⚠️ This page may combine multiple inventors who share the name “RIES KARL”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
MANNESMANN AG
15 patentsUS4240281ADec 23, 1980
Automatic self-checking of test equipment
MANNESMANN AG37 citations92
US4173898ANov 13, 1979
System for nondestructive, ultrasonic testing of test objects
MANNESMANN AG45 citations90
US4173897ANov 13, 1979
Method of adjusting ultrasonic test systems
MANNESMANN AG31 citations90
US4305297ADec 15, 1981
Ultrasonic testing of weld seams of pipes for detecting transversely extending defects
MANNESMANN AG20 citations80
US4164150AAug 14, 1979
System for inspecting tubes or pipes by means for ultrasonics
MANNESMANN AG24 citations79
US4058000ANov 15, 1977
Ultrasonic immersion type testing
MANNESMANN AG23 citations79
US4147065AApr 3, 1979
Ultrasonic testing
MANNESMANN AG26 citations78
US4106326AAug 15, 1978
Initialization and preparation of on-production-line ultrasonic test equipment
MANNESMANN AG12 citations73
US4206511AJun 3, 1980
Locating a welding seam
MANNESMANN AG14 citations71
US4170143AOct 9, 1979
Recognizing ultrasonic response signals during testing of structural materials
MANNESMANN AG14 citations67
US4311905AJan 19, 1982
Film strip positioning for X-ray testing of pipes
MANNESMANN AG9 citations64
US4238963ADec 16, 1980
Test head for ultrasonic testing of structural material
MANNESMANN AG6 citations61
US4182154AJan 8, 1980
Initializing ultrasonic test equipment with a particular reference element
MANNESMANN AG3 citations60
US4131027ADec 26, 1978
Apparatus for ultrasonic inspection of the welding seam of large pipes
MANNESMANN AG5 citations60
US4162636AJul 31, 1979
Mount for ultrasonic test head
MANNESMANN AG6 citations57