WJ

Walter A. Johnson

Overall (All Time): #816,060 of 4,157,543Top 20%
6
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
11318639 Molding apparatus and process Gert Mueller, Robert W. Zembrodt, Charles Fitch Appley, Steven Lee Collings 2022-05-03
10889026 Molding apparatus and process Gert Mueller, Robert W. Zembrodt, Charles Fitch Appley, Steven Lee Collings 2021-01-12
10647050 Molding process for insulation product Gert Mueller, Robert W. Zembrodt, Charles Fitch Appley, Steven Lee Collings 2020-05-12
10307955 Molding process for insulation product Gert Mueller, Robert W. Zembrodt, Charles Fitch Appley, Steven Lee Collings 2019-06-04
9624123 Multi-component rotary spinner apparatuses systems and methods for producing fiber from molten material Robert W. Zembrodt, Paul Wlodarczyk 2017-04-18
6238594 Intumescent material Kenneth A. Turpin, Monroe William Shumate, Robert Hamilton, Steven N. Volenec, Edward Albert Bright +1 more 2001-05-29