JK

John E. Kahil

PA Pa: 4 patents #3 of 26Top 15%
Overall (All Time): #1,305,122 of 4,157,543Top 35%
4
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
4715442 Apparatus for servicing tubular strings in subterranean wells Mark S. Jaynes, Kirby R. Harrell 1987-12-29
4710712 Method and apparatus for measuring defects in ferromagnetic elements James E. Bradfield, Mark S. Jaynes, Gordon L. Moake, Marvin Milewits, Curtis W. Bolton, III +2 more 1987-12-01
4636727 Method and apparatus for detecting the location of defects in tubular sections moving past a well head Marvin Milewits, James E. Bradfield, Clive Lam 1987-01-13
4492115 Method and apparatus for measuring defects in ferromagnetic tubing Mark S. Jaynes, James E. Bradfield 1985-01-08