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USPTO Patent Rankings Data through Sept 30, 2025
MD

Martha Demmer

Pennsylvania: #43,221 of 74,527 inventorsTop 60%
Overall (All Time): #3,877,933 of 4,157,543Top 95%
1 Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5021621 Microwave oven having integral mixing assembly Thomas Talboys 1991-06-04