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

Nigel Page — 3 Patents

JWJames Walker: 2 patents #1 of 8Top 15%
HSHalliburton Energy Services: 1 patents #4,116 of 5,294Top 80%
Overall (All Time): #1,328,092 of 4,157,543Top 35%
3 Patents All Time
Nigel Page has been granted 3 US patents while listed as an inventor at James Walker. The first was granted in 2002 and the most recent in May 2011. Nigel Page ranks #1,328,092 of 4,157,543 US inventors in our database (top 31.9%). Patent records list Nigel Page in Waterlooville, IN, GB.

Patents per Year

Patents granted per year, 2002 to 2011Bar chart with a peak of 1 patents in 2002.peak 12002: 1 patents20022003: 1 patents20032011: 1 patents2011

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
7947458 Placental human neurokinin B precursor Phillip Lowry 2011-05-24
6578647 Sealing structure for a rock drill bit Philip D. Embury 2003-06-17
6357540 Rotary drill bit with lip seal in roller cone bit Philip D. Embury 2002-03-19 $32,361,000