JK

James D. Keigley

Overall (All Time): #2,017,641 of 4,157,543Top 50%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
9494270 Systems and methods for locating and restoring service lines in pipeline rehabilitation John A. Cain, Harry L. Baum, Ralph K. Cordonnier, Dan Cohen 2016-11-15
7841366 Systems and methods for pipeline rehabilitation installation Corwin J. Bryant, John A. Cain, Ralph K. Cordonnier, Dan Cohen 2010-11-30