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

Springfield — 5 Patents in 2020

Rank (2020): #6,663 of 32,409Top 25%
4 inventors
5 Patents 2020

Top Inventors at Springfield 2020

Showing 1–4 of 4 inventors

RankNamePatents
1 Charles David Williams 4
2 Christopher Martin Baumbach 1
2 S. Paul Reynolds 1
2 Thomas E. Long 1