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

Andrew D. Rowan

Overall (All Time): #3,848,623 of 4,157,543Top 95%
1 Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5106621 Cysteine proteinases, production and use David John Buttle 1992-04-21