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

D. Peter Johnson — 2 Patents

Schlumberger Technology: 2 patents #2,630 of 7,293Top 40%
Provo, UT: #469 of 1,126 inventorsTop 45%
Utah: #8,007 of 19,430 inventorsTop 45%
Overall (All Time): #1,709,992 of 4,157,543Top 45%
2 Patents All Time
D. Peter Johnson has been granted 2 US patents while listed as an inventor at Schlumberger Technology. The first was granted in 2021 and the most recent in October 2023. D. Peter Johnson ranks #1,709,992 of 4,157,543 US inventors in our database (top 41.1%). Patent records list D. Peter Johnson in Provo, UT, US.

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
11795781 Actuation valve system with pilot and main valves Edward George Parkin, Michael Pearce, Julien Steimetz, Jonathan Marshall, Clint William Philbrick 2023-10-24 $31,509,000
10947814 Pilot controlled actuation valve system Edward George Parkin, Michael Pearce, Julien Steimetz, Jonathan Marshall, Clint William Philbrick 2021-03-16 $134,299,000