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

West Penn Plastic

Rank (All Time): #51,052 of 106,127Top 50%
4 inventors
11 Patents All Time

Top Inventors at West Penn Plastic All Time

Showing 1–4 of 4 inventors

RankNamePatents
1 Michael Marino 11
2 Thomas P. Rapchak 5
3 John M. Popovich 1
3 Mark Clause 1