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

Penn Color — 8 Patents

Rank (All Time): #64,332 of 106,127Top 65%
9 inventors
8 Patents All Time

Top Inventors at Penn Color All Time

Showing 1–9 of 9 inventors

RankNamePatents
1 Charles B. Rybny 6
2 Michael Spiegel 3
2 Ronald W. Schuck 3
#4 Choung-Houng Lai 2
#4 Fred Biemuller 2
#4 James Walsh 2
#4 Kelan Wieloch 2
#4 Scott Stamback 2
#4 Venumadhava S. Eleswarapu 2