Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
DB

David J. Browning — 4 Patents

Schlumberger Technology: 2 patents #2,630 of 7,293Top 40%
SISiliconsystems: 1 patents #36 of 81Top 45%
Chevron: 1 patents #2,625 of 4,788Top 55%
Overall (All Time): #1,080,739 of 4,157,543Top 30%
4 Patents All Time
David J. Browning has been granted 4 US patents while listed as an inventor at Schlumberger Technology. The first was granted in 1995 and the most recent in January 2017. David J. Browning ranks #1,080,739 of 4,157,543 US inventors in our database (top 26.0%). Patent records list David J. Browning in Dorking, CA, GB.

Patents per Year

Patents granted per year, 1995 to 2017Bar chart with a peak of 1 patents in 1995.peak 11995: 1 patents19951996: 1 patents19962012: 1 patents20122017: 1 patents2017

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
9540911 Control of multiple tubing string well systems Terry Wayne Stone 2017-01-10 $28,429,000
8301428 Modeling the nonlinear hysteresis response of reservoir media Alexander Lukyanov, Ali Fadili, Mark Wakefield 2012-10-30
5562386 Refuse bin grabbing apparatus 1996-10-08
5469398 Selectable width, brustable FIFO Michael C. Scott, Michael V. Holt 1995-11-21