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

Nine Downhole Technologies — 2 Patents in 2021

Rank (2021): #15,008 of 31,441Top 50%
5 inventors
2 Patents 2021

Top Inventors at Nine Downhole Technologies 2021

Showing 1–5 of 5 inventors

RankNamePatents
1 Brian David Oligschlaeger 1
1 Donald Roy Greenlee 1
1 Donald Jonathan Greenlee 1
1 Geir Valestrand Aasheim 1
1 Viggo Brandsdal 1