Kenneth D. Knapp has been granted 6 US patents while listed as an inventor at Certainteed . The first was granted in 1997 and the most recent in October 2023. Kenneth D. Knapp ranks #779,687 of 4,157,543 US inventors in our database (top 18.8%). Patent records list Kenneth D. Knapp in Norristown, PA, US.
Patents per Year Patents granted per year, 1997 to 2023 Bar chart with a peak of 1 patents in 1997. peak 1 1997: 1 patents 1997 1998: 1 patents 1998 2007: 1 patents 2007 2010: 1 patents 2010 2021: 1 patents 2021 2023: 1 patents 2023
Issued Patents All Time
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Showing 1–6 of 6 patents
Patent # Title Co-Inventors Date
11795684 Vapor retarding building materials and methods for making them Timothy Jerome Coogan , Jeffrey H. Peet , Valerio Massara 2023-10-24
11136755 Vapor retarding building materials and methods for making them Timothy Jerome Coogan , Jeffrey H. Peet , Valerio Massara 2021-10-05
7644545 Insulation batt having integral baffle vent Kurt Mankell , R. Allan Snyder , Husnu M. Kalkanoglu , Mark Trabbold , Nick Flocco 2010-01-12
7165368 Insulation blanket with cut guidelines — 2007-01-23
5848509 Encapsulated insulation assembly Eric Nilsson , Murray Toas 1998-12-15
5685938 Process for encapsulating glass fiber insulation Christopher R. Donnelly , Hal J. Robbins 1997-11-11