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USPTO Patent Rankings Data through Dec 31, 2025
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Peter Chihlas — 26 Patents

CECertainteed: 23 patents #21 of 431Top 5%
Lansdale, PA: #42 of 839 inventorsTop 6%
Pennsylvania: #2,336 of 74,527 inventorsTop 4%
Overall (All Time): #150,017 of 4,157,543Top 4%
26 Patents All Time
Peter Chihlas has been granted 26 US patents while listed as an inventor at Certainteed. The first was granted in 2013 and the most recent in February 2024. Peter Chihlas ranks #150,017 of 4,157,543 US inventors in our database (top 3.6%). Patent records list Peter Chihlas in Lansdale, PA, US.

Issued Patents All Time

Showing 1–25 of 26 patents

Patent #TitleCo-InventorsDate
11916509 Photovoltaic roofing elements and photovoltaic roofing systems Robert D. Livsey, Joseph Charles Gombarick, Husnu M. Kalkanoglu, Michael E. Blackburn, Stephen W. Steffes +2 more 2024-02-27
11025192 Photovoltaic roofing elements and photovoltaic roofing systems Robert D. Livsey, Joseph Charles Gombarick, Husnu M. Kalkanoglu, Michael E. Blackburn, Stephen W. Steffes +2 more 2021-06-01
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
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
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
9469992 Electrical wiring systems for use in roofing applications Christopher C. Fisher, Gregory F. Jacobs 2016-10-18
9270224 Photovoltaic roofing elements and photovoltaic roofing systems Robert D. Livsey, Joseph Charles Gombarick, Husnu M. Kalkanoglu, Michael E. Blackburn, Stephen W. Steffes +2 more 2016-02-23
9217584 Roofing products, photovoltaic roofing elements and systems using them Husnu M. Kalkanoglu, Gregory F. Jacobs 2015-12-22
D744118 Roofing panel Robert L. Jenkins, Robert D. Livsey, Chris Fisher, Alex C. Nash 2015-11-24
9170034 Photovoltaic roofing components and systems Kenneth D. Bosler, Husnu M. Kalkanoglu, Gregory F. Jacobs, Robert L. Jenkins, Sean X. Zhou 2015-10-27
9166087 Wind uplift-resistant photovoltaic roofing elements and photovoltaic roofing systems Robert L. Jenkins, Robert D. Livsey, Chris Fisher, Alex C. Nash 2015-10-20
9032672 Photovoltaic roofing elements and photovoltaic roofing systems Robert D. Livsey, Joseph Charles Gombarick, Husnu M. Kalkanoglu, Michael E. Blackburn, Stephen W. Steffes +2 more 2015-05-19
8966850 Roofing products, photovoltaic roofing elements and systems using them Robert L. Jenkins, Husnu M. Kalkanoglu, Gregory F. Jacobs, Wayne E. Shaw 2015-03-03
8950128 Photovoltaic roofing elements and photovoltaic roofing systems Husnu M. Kalkanoglu, Robert D. Livsey 2015-02-10
8925272 Roofing shingles with reduced usage of conventional shingle material having side lap extension Anna M. Amatruda, Robert L. Jenkins, Stephen A. Koch, Jennifer A. Millberg, Richard A. Snyder +1 more 2015-01-06
8898987 Roofing shingles with reduced usage of conventional shingle material and having top lap extension Anna M. Amatruda, Gregory F. Jacobs, Robert L. Jenkins, Stephen A. Koch, Jennifer A. Millberg +2 more 2014-12-02
8898963 Roofing shingles with reduced usage of conventional shingle material and having a combination vertical and lateral lap extension Anna M. Amatruda, Gregory F. Jacobs, Robert L. Jenkins, Stephen A. Koch, Jennifer A. Millberg +2 more 2014-12-02
8793940 Roofing products, photovoltaic roofing elements and systems using them Husnu M. Kalkanoglu, Gregory F. Jacobs 2014-08-05
8793941 Photovoltaic roofing components and systems Kenneth D. Bosler, Husnu M. Kalkanoglu, Gregory F. Jacobs, Robert L. Jenkins, Sean X. Zhou 2014-08-05
8733038 Roofing and siding products having receptor zones and photovoltaic roofing and siding elements and systems using them Husnu M. Kalkanoglu, Gregory F. Jacobs, Wayne E. Shaw 2014-05-27
8720132 Electrical wiring systems for use in roofing applications Christopher C. Fisher, Gregory F. Jacobs 2014-05-13
8631614 Roofing product with integrated photovoltaic elements and flashing system Robert D. Livsey, Joseph Charles Gombarick, Husnu M. Kalkanoglu, Michael E. Blackburn, Stephen W. Steffes +2 more 2014-01-21