Partial year: Data through Q3 2025 (Sept 30). Full-year totals not yet available.
CH

Christopher James Mccaughan Hay

DL Downhole Products Limited: 1 patents #4 of 6Top 70%
Overall (2025): #427,876 of 469,880Top 95%
1
Patents 2025

Issued Patents 2025

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
12392219 Ball deflector for float collar Darko Arsoski, Douglas Brian Farley 2025-08-19