Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
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John D. Philippi — 2 Patents

Horsham, PA: #80 of 185 inventorsTop 45%
Pennsylvania: #30,495 of 74,527 inventorsTop 45%
Overall (All Time): #2,214,567 of 4,157,543Top 55%
2 Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6398468 Machine tool quill spindle Jack L. Bayer, Scott Leon Bayer 2002-06-04
4323333 Piston metering pump Robert Apter, Nicholas Potichko, Fred. C. Szablewski 1982-04-06