PL

Patrick M. Ljungdahl

HS Halliburton Energy Services: 3 patents #1,681 of 4,711Top 40%
WH Weatherford Technology Holdings: 2 patents #250 of 753Top 35%
WE Weatherford/Lamb: 2 patents #315 of 852Top 40%
📍 Kingwood, TX: #161 of 726 inventorsTop 25%
🗺 Texas: #21,377 of 125,132 inventorsTop 20%
Overall (All Time): #722,744 of 4,157,543Top 20%
7
Patents All Time

Issued Patents All Time

Showing 1–7 of 7 patents

Patent #TitleCo-InventorsDate
10825008 Serialization and database methods for tubulars and oilfield equipment Paul Steven Griggs, Stephen Sarradet, Larry Williams, Matthew G. Miller, Simon J. Harrall +1 more 2020-11-03
9824347 Serialization and database methods for tubulars and oilfield equipment Paul Steven Griggs, Stephen Sarradet, Larry Williams, Matthew G. Miller, Tuong Thanh Le 2017-11-21
9671262 Systems and methods for analyzing flowback compositions in real time Sean A. Roach, Alexis Wachtel, II 2017-06-06
8997879 Diverter spool and methods of using the same Douglas Derr 2015-04-07
8812238 Systems and methods for analyzing flowback compositions in real time Sean A. Roach, Alexis Wachtel, II 2014-08-19
8463664 Serialization and database methods for tubulars and oilfield equipment Paul Steven Griggs, Stephen Sarradet, Larry Williams, Matthew G. Miller, Simon J. Harrall +1 more 2013-06-11
6494268 Transport and support frame for a bop assembly Ira Glenn Harper, Jr., Court Adkins 2002-12-17