Husnu M. Kalkanoglu has been granted 166 US patents while listed as an inventor at Certainteed. The first was granted in 1988 and the most recent in February 2024. Husnu M. Kalkanoglu ranks #5,044 of 4,157,543 US inventors in our database (top 0.12%). Patent records list Husnu M. Kalkanoglu in Swarthmore, PA, US.