P

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 patents
US4240281ADec 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

KRAUTKRAEMER GMBH

1 patent

MANNESMANN ROEHREN WERKE AG

1 patent

MANNESMANNUFER AG

1 patent