DS

Donald K. Simmons

CE Celgard: 8 patents #19 of 126Top 20%
Overall (All Time): #493,073 of 4,157,543Top 15%
10
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
12166166 Membrane made of a blend of UHMW polyolefins Joseph G. Yaritz 2024-12-10
10995917 Hub based lighting system David Nowak, Luc Fortin 2021-05-04
10859243 Modular recessed light system Nicholas P. Banker, Phillipp T. Aubé, Todd A. Guertin 2020-12-08
10790491 Membrane made of a blend of UHMW polyolefins Joseph G. Yaritz 2020-09-29
10615388 Membrane made of a blend of UHMW polyolefins Joseph G. Yaritz 2020-04-07
9908317 Multilayer battery separators Ronald W. Call, Ta-Hua Yu 2018-03-06
9570727 Battery separator with Z-direction stability Zhengming Zhang, Khuy V. Nguyen, Pankaj Arora, Ronald W. Call, Tien Dao 2017-02-14
7790320 Battery separator with Z-direction stability Pankaj Arora, Ronald W. Call, Tien Dao, Khuy V. Nguyen, Zhengming Zhang 2010-09-07
6921608 Battery separator Ronald W. Call, J. Robert Dees, Shizuo Ogura, Xiangyun Wei 2005-07-26
6692867 Battery separator-pin removal Robert Nark, Ronald W. Call, Mark W. Ferebee 2004-02-17