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USPTO Patent Rankings Data through Dec 31, 2025
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Thomas Kevin MacKinnon — 17 Patents

CECertainteed: 17 patents #30 of 431Top 7%
Charleston, SC: #46 of 815 inventorsTop 6%
South Carolina: #759 of 15,501 inventorsTop 5%
Overall (All Time): #263,971 of 4,157,543Top 7%
17 Patents All Time
Thomas Kevin MacKinnon has been granted 17 US patents while listed as an inventor at Certainteed. The first was granted in 2004 and the most recent in February 2017. Thomas Kevin MacKinnon ranks #263,971 of 4,157,543 US inventors in our database (top 6.3%). Patent records list Thomas Kevin MacKinnon in Charleston, SC, US.

Issued Patents All Time

Showing 1–17 of 17 patents

Patent #TitleCo-InventorsDate
9579832 Method of shortening the time to compression mold a roofing shingle or tile and apparatus for facilitating same David Nelson, Nolan Loy Son, Trevor Reeve 2017-02-28
8574481 Process and apparatus for molding a shingle, for cooling a shingle, for applying a curvature thereto and carrier plate for facilitating the process Douglas H. Wylie, David Nelson, William Arno Koegler 2013-11-05
8371072 Molded synthetic hip, ridge or rake shingle and process and apparatus for molding same Larry Wayne Shanes 2013-02-12
8337188 Apparatus for making a shingle, and shingle made thereby Robert E. Dodd, Joong Youn Kim, Douglas H. Wylie 2012-12-25
8257811 Composite building product Joong Youn Kim, Richard A. Snyder, Husnu M. Kalkanoglu, Gregory F. Jacobs 2012-09-04
8206807 Synthetic roofing shingle or tile Michael Friedman, Husnu M. Kalkanoglu, Joong Youn Kim 2012-06-26
8128857 Method of shortening the time to compression mold a roofing shingle or tile and apparatus for facilitating same David Nelson, Nolan Loy Son, Trevor Reeve 2012-03-06
8017052 Process of and apparatus for making a shingle, and shingle made thereby Robert E. Dodd, Joong Youn Kim, Douglas H. Wylie 2011-09-13
7934346 Process of treating a synthetic shingle and shingle made thereby Douglas H. Wylie, John K. Donaldson 2011-05-03
D636501 Array of hip, ridge or rake roofing shingles Larry Wayne Shanes 2011-04-19
D625845 Front portion of a hip, ridge or rake roofing shingle Larry Wayne Shanes 2010-10-19
7785510 Process of and apparatus for making a shingle, and shingle made thereby Robert E. Dodd, Joong Youn Kim, Douglas H. Wylie 2010-08-31
D617913 Hip, ridge or rake roofing shingle Larry Wayne Shanes 2010-06-15
7351462 Synthetic roofing shingle or tile Michael Friedman, Husnu M. Kalkanoglu, Joong Youn Kim 2008-04-01
7141200 Process of simultaneously molding a plurality of shingles Joong Youn Kim, Richard A. Snyder, Husnu M. Kalkanoglu, Gregory F. Jacobs 2006-11-28
7141201 Process of simultaneously molding a plurality of composite shingles Joong Youn Kim, Richard A. Snyder, Husnu M. Kalkanoglu, Gregory F. Jacobs 2006-11-28
6808785 Synthetic roofing shingle or tile Michael Friedman, Husnu M. Kalkanoglu, Joong Youn Kim 2004-10-26