Inventor
SCHLAWNE FRIEDHELM
DE5 patents
⚠️ This page may combine multiple inventors who share the name “SCHLAWNE FRIEDHELM”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
MANNESMANN AG
4 patentsUS5050703ASep 24, 1991
Electrodynamic transducer head
MANNESMANN AG40 citations90
US5679898AOct 21, 1997
Process and device for detecting flaws on stretched workpieces, especially tubes and bars
MANNESMANN AG4 citations61
US4732040AMar 22, 1988
Electrodynamically producing ultrasonic waves
MANNESMANN AG3 citations60
US4817431AApr 4, 1989
Defect detection in cylindrical objects
MANNESMANN AG6 citations59