Assignee
CTC INTERNATIONAL
US5 patents
Top patents by PatentIndex Score
US5348093ASep 20, 1994
Cementing systems for oil wells
CTC INTERNATIONAL157 citations97
US5358048AOct 25, 1994
Hydraulic port collar
CTC INTERNATIONAL60 citations96
US5271469ADec 21, 1993
Borehole stressed packer inflation system
CTC INTERNATIONAL91 citations96
US5443124AAug 22, 1995
Hydraulic port collar
CTC INTERNATIONAL81 citations93
US5366019ANov 22, 1994
Horizontal inflatable tool
CTC INTERNATIONAL35 citations92