Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Dupro Ag — 21 Patents

Rank (All Time): #28,770 of 106,120Top 30%
8 inventors
21 Patents All Time

Top Inventors at Dupro Ag All Time

Showing 1–8 of 8 inventors

RankNamePatents
1 Peter Worwag 11
2 Siegfried Maier 4
3 Eckart Albrecht 2
3 Jurgen Jonischus 2
#5 Edgar Melzner 1
#5 Niklaus Hug 1
#5 Nikolaus Hug 1
#5 Peter Woerwag 1