DC

David Cardellini

NV National Oilwell Varco: 5 patents #42 of 551Top 8%
PS Petróleo Brasileiro S.A.—Petrobras: 1 patents #235 of 1,087Top 25%
VI Varco I/P: 1 patents #91 of 168Top 55%
📍 Spring, TX: #364 of 2,039 inventorsTop 20%
🗺 Texas: #18,864 of 125,132 inventorsTop 20%
Overall (All Time): #640,299 of 4,157,543Top 20%
8
Patents All Time

Issued Patents All Time

Showing 1–8 of 8 patents

Patent #TitleCo-InventorsDate
10008912 Magnetic drive devices, and related systems and methods Kent Davey, Cliff Swiontek 2018-06-26
9593753 Magnetic gears, and related systems and methods Kent Davey, Cliff Swiontek 2017-03-14
9546545 Multi-level wellsite monitoring system and method of using same Matthew David Becker, Richard Lee Murray, Jr. 2017-01-17
9133668 Wireless transmission system and system for monitoring a drilling rig operation Matthew David Becker, Richard Lee Murray, Jr. 2015-09-15
8356674 Tubular running tool and methods of use Richard Lee Murray, Jr., Pieter Dekker, Keith Mitchell Wien, Neils De Keijzer, Antonius Dimphena Maria Krijnen +3 more 2013-01-22
7461705 Directional drilling control Kent Hulick 2008-12-09
5427180 System for tensioning risers by means of articulated grid Andre J. dePaiva Leite, Edwal F. Paiva Filho, Jeffrey P. Taylor 1995-06-27
5363696 Method and arrangement for oil well test system Michael P. Biencourt, Jeffrey P. Taylor, John A. Haeber, John A. DeVires 1994-11-15