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John P. Spence

CO Conocophillips: 1 patents #12 of 69Top 20%
📍 Madlasandnes, NY: #1 of 1 inventorsTop 100%
Overall (2025): #332,238 of 469,880Top 75%
1
Patents 2025

Issued Patents 2025

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
12209475 Delivering fluid to a subsea wellhead Leif Kvarme, Birger Heigre 2025-01-28