RB

Robert M. Barrett

ML M-I L.L.C.: 5 patents #44 of 369Top 15%
MC M. I. Co.: 1 patents #35 of 116Top 35%
ML M-I Drilling Fluids Uk Limited: 1 patents #27 of 53Top 55%
UW United Wire: 1 patents #14 of 21Top 70%
WT Wagner Spray Tech: 1 patents #97 of 165Top 60%
Overall (All Time): #637,412 of 4,157,543Top 20%
8
Patents All Time

Issued Patents All Time

Showing 1–8 of 8 patents

Patent #TitleCo-InventorsDate
10272473 Method of making a shaker screen Graham Robertson, Brian S. Carr 2019-04-30
8597559 Method of making a shaker screen Graham Robertson, Brian S. Carr 2013-12-03
8387802 Molded end cap for oilfield screens Brian S. Carr 2013-03-05
7866482 Molded end cap for oilfield screens 2011-01-11
7757864 Screen assembly designed to conform to the radius of vibrating shakers with crowned decks Brian S. Carr 2010-07-20
7584858 Screen assembly designed to conform to the radius of vibrating shakers with crowned decks Brian S. Carr 2009-09-08
D354688 Golf club rest and divot watch William W. Jackson 1995-01-24
4732503 Reservoir fluid dispenser with control valve Peter Bader, Dennis A. Gross, Wayne M. Bekius 1988-03-22