Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
PI

Petersen Industries

Rank (2021): #23,290 of 31,507Top 75%
2 inventors
1 Patents 2021

Top Inventors at Petersen Industries 2021

Showing 1–2 of 2 inventors

RankNamePatents
1 David H. Osburn 1
1 John Czerepka 1