DI

Derek Ingraham

Schlumberger Technology: 3 patents #1,953 of 7,293Top 30%
SI Smith International: 3 patents #193 of 708Top 30%
KA Kongsberg Automotive Holding Asa: 1 patents #5 of 14Top 40%
Overall (All Time): #602,542 of 4,157,543Top 15%
8
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
12312897 Sucker rod stripper Shawn Neal Adair, Mayowa Kolawole Mosuro 2025-05-27
10316645 Autonomous untethered well object Eugene Janssen 2019-06-11
9540902 Retrievable cementing bushing system James Hall 2017-01-10
9062520 Retrievable cementing bushing system James Hall 2015-06-23
8393404 Downhole multiple bore rotary diverter apparatus 2013-03-12
8286699 Multiple production string apparatus 2012-10-16
8256517 Downhole multiple bore tubing apparatus Bruce Cram 2012-09-04
7802490 Multifunction seat control apparatus and method 2010-09-28