Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Peter Chihlas — 2 Patents in 2017

CECertainteed: 2 patents #12 of 66Top 20%
Lansdale, PA: #13 of 91 inventorsTop 15%
Pennsylvania: #1,176 of 7,529 inventorsTop 20%
Overall (2017): #116,615 of 506,227Top 25%
2 Patents 2017

Issued Patents 2017

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
9755573 Photovoltaic roofing elements and photovoltaic roofing systems Robert D. Livsey, Joseph Charles Gombarick, Husnu M. Kalkanoglu, Michael E. Blackburn, Stephen W. Steffes +2 more 2017-09-05
D793582 Roofing panel Robert L. Jenkins, Robert D. Livsey, Chris Fisher, Alex C. Nash 2017-08-01