Patents

1. David Paul Harper, Omid Hosseinaei, Dayakar Penumadu, Nathan Kieran Meek, Daniel Webb, James Mynes, Nicole Labbe, Joseph John Bozell, Timothy G. Rials, and Stephen Andrew Young. Method of producing carbon fibers and carbon fiber composites from plant derived lignin and its blends.
2. Amit K Naskar, Kokouvi Akato, Ngoc A Nguyen, and David P Harper. Plasticized terephthalate-based polyester blends containing fatty acids or esters thereof, March 22 2022. US Patent 11,279,805.
3. Joseph Bozell, David Harper, Nicole Labbe, Omid Hosseinaei, and Timothy Rials. Comprehensive process for selectively separating lignocellulosic biomass into purified components with high yield, December 4 2018. US Patent 10,145,063.
4. Marton Gabor Kardos, Hendrik Mainka, David Harper. Near-net shape short fiber reinforcement preforms and composites, 5/2/2024. US Patent 17/979,404, 2024.
5. Michael Broud, David P Harper, David Keffer, 3/7/2024. US Patent 18/243,215, 2024.