ALEXANDRIA, Va., Jan. 29 -- United States Patent no. 12,209,414, issued on Jan. 28, was assigned to GAF Energy LLC (Parsippany, N.J.).
"Roofing shingle and method of manufacturing same" was invented by David Fredric Joel Kavulak (Fremont, Calif.), Richard Perkins (San Jose, Calif.), Alex Sharenko (Berkeley, Calif.) and Caleb Cheung (San Jose, Calif.).
According to the abstract* released by the U.S. Patent & Trademark Office: "A system includes a plurality of roofing shingles having a core layer and a cap layer, with first and second ends of the cap layer offset from respective first and second ends of the core layer. The cap layer includes a first surface and a pattern on the first surface. A side lap extends from the second end of the ca...