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

Spheritech — 6 Patents

Rank (All Time): #90,268 of 106,120Top 90%
1 inventors
6 Patents All Time

Top Inventors at Spheritech All Time

Showing 1–1 of 1 inventors

RankNamePatents
1 Donald A. Wellings 6