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USPTO Patent Rankings Data through Sept 30, 2025
PD

Paul Dummermuth

PAPamag Ag: 2 patents #1 of 2Top 50%
Zunzgen, CH: #1 of 1 inventorsTop 100%
Overall (1994): #23,361 of 165,921Top 15%
2 Patents 1994

Issued Patents 1994

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5335976 Treatment disk of apparatus for roughening or treating surfaces 1994-08-09
5305842 Feed device on a surface-cleaning machine 1994-04-26