WF

William S. Freeman

HV Hollingsworth & Vose: 7 patents #17 of 80Top 25%
📍 Roanoke, VA: #87 of 603 inventorsTop 15%
🗺 Virginia: #4,439 of 34,511 inventorsTop 15%
Overall (All Time): #712,278 of 4,157,543Top 20%
7
Patents All Time

Issued Patents All Time

Showing 1–7 of 7 patents

Patent #TitleCo-InventorsDate
11458427 Fine fiber filter media and processes Stephen T. Cox, Abdoulaye Doucouré, John A. Wertz 2022-10-04
10874962 Fine fiber filter media and processes Stephen T. Cox, Abdoulaye Doucouré, John A. Wertz 2020-12-29
10653986 Fine fiber filter media and processes Stephen T. Cox, Mark S. Millar, John A. Wertz 2020-05-19
10155186 Fine fiber filter media and processes Stephen T. Cox, Abdoulaye Doucouré, John A. Wertz 2018-12-18
9694306 Filter media including polymer compositions and blends Nagendra Anantharamaiah, Bruce Smith 2017-07-04
8986432 Meltblown filter medium, related applications and uses John A. Wertz, David T. Healey, John L. Manns, Mark Rowlands 2015-03-24
8608817 Meltblown filter medium John A. Wertz, David T. Healey, John L. Manns, Mark Rowlands 2013-12-17