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USPTO Patent Rankings Data through Dec 31, 2025
SP

Spheritech — 1 Patent in 2018

Rank (2018): #19,624 of 29,927Top 70%
1 inventors
1 Patents 2018

Top Inventors at Spheritech 2018

Showing 1–1 of 1 inventors

RankNamePatents
1 Donald A. Wellings 1