Inventor · Lechenich, DE

Bernhard Karbach

7Patents
5h-index
11Co-inventors
52Inventor score

Filing activity: Aug 19, 1991 → Aug 18, 1996

Most-cited inventions

PatentTitleAreaCited byStatus
US5677490A Ultrasonic testing device for weld seams in pipes, sheets and containers Physics 40 Expired
US5583292A Ultrasonic measuring process for the wall thickness curve of a weld seam of a pipe Physics 38 Expired
US5473943A Ultrasonic test device Physics 15 Expired
US5228343A Ultrasound testing device for the non-destructive testing of workpieces Physics 14 Expired
US5485751A Method for longitudinal, transverse and oblique error testing of work pieces by means of ultrasound, according to the impulse-echo method Physics 12 Expired
US5335546A Ultrasonic testing of elongated, prismshaped sections with at least one plane outer surface extending along the longitudinal axis of the section Physics 5 Expired
US5437187A Ultrasound test apparatus for elongated test specimens having cross sections that are constant throughout their length, in particular pipes and rods Physics 2 Expired

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.