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Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Peter Chihlas — 1 Patent in 2019

CECertainteed: 1 patents #26 of 45Top 60%
Lansdale, PA: #28 of 77 inventorsTop 40%
Pennsylvania: #2,519 of 7,891 inventorsTop 35%
Overall (2019): #315,911 of 560,194Top 60%
1 Patents 2019

Issued Patents 2019

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
10454408 Photovoltaic roofing elements and photovoltaic roofing systems Robert D. Livsey, Joseph Charles Gombarick, Husnu M. Kalkanoglu, Michael E. Blackburn, Stephen W. Steffes +2 more 2019-10-22