Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Peter Chihlas — 3 Patents in 2020

CECertainteed: 2 patents #18 of 61Top 30%
Lansdale, PA: #9 of 84 inventorsTop 15%
Pennsylvania: #678 of 7,986 inventorsTop 9%
Overall (2020): #74,177 of 565,922Top 15%
3 Patents 2020

Issued Patents 2020

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
D900348 Roofing panel Robert L. Jenkins, Robert D. Livsey, Chris Fisher, Alex C. Nash 2020-10-27
10612238 Electrical wiring systems for use in roofing applications Christopher C. Fisher, Gregory F. Jacobs 2020-04-07
10563406 Roofing products having receptor zones and photovoltaic roofing elements and systems using them Husnu M. Kalkanoglu, Gregory F. Jacobs, Wayne E. Shaw 2020-02-18