Inventor

KEMPER JOSEPH GREGORY

US3 patents

Patents

3 patents

US6578422B2Jun 17, 2003

Ultrasonic detection of flaws in tubular members

VARCO INT118 citations95

US6748808B2Jun 15, 2004

Flaw detection in tubular members

VARCO INT86 citations94

US6622561B2Sep 23, 2003

Tubular member flaw detection

VARCO INT84 citations94