DC

Donald Raymond Crowe

EB Energizer Brands: 8 patents #8 of 151Top 6%
SI Sargent Industries: 1 patents #9 of 19Top 50%
SB Spectrum Brands: 1 patents #172 of 293Top 60%
📍 Dodgeville, WI: #3 of 19 inventorsTop 20%
🗺 Wisconsin: #4,698 of 40,088 inventorsTop 15%
Overall (All Time): #480,417 of 4,157,543Top 15%
10
Patents All Time

Issued Patents All Time

Showing 1–10 of 10 patents

Patent #TitleCo-InventorsDate
12341186 Alkaline electrochemical cell with improved anode and separator components M. Edgar Armacanqui, Andrew J. Roszkowski, Casey Imhoff, Matthew Evans, John Hadley +3 more 2025-06-24
12266820 Separator for alkaline cells M. Edgar Armacanqui, Andrew J. Roszkowski, Enqing Zhu, John Hadley, Matthew Hennek +1 more 2025-04-01
11784375 Separator for metal air cells M. Edgar Armacanqui, Andrew J. Roszkowski, Enqing Zhu, John Hadley, Matthew Hennek +1 more 2023-10-10
11757088 Alkaline electrochemical cell with improved anode and separator components M. Edgar Armacanqui, Andrew J. Roszkowski, Casey Imhoff, Matthew Evans, John Hadley +3 more 2023-09-12
11670823 Separator for alkaline cells M. Edgar Armacanqui, Andrew J. Roszkowski, Enqing Zhu, John Hadley, Matthew Hennek +1 more 2023-06-06
11264607 Alkaline electrochemical cell with improved anode and separator components M. Edgar Armacanqui, Andrew J. Roszkowski, Casey Imhoff, Matthew Evans, John Hadley +3 more 2022-03-01
11133497 Alkaline cell with improved discharge efficiency M. Edgar Armacanqui, Wen Li, Andrew J. Roszkowski, John Hadley, Janna L. Rose 2021-09-28
10693125 Alkaline electrochemical cell with improved anode and separator components M. Edgar Armacanqui, Andrew J. Roszkowski, Casey Imhoff, Matthew Evans, John Hadley +3 more 2020-06-23
8728659 Alkaline cell with additive for improved discharge performance M. Edgar Armacanqui, Andrew J. Roszkowski 2014-05-20
4269386 Valve assembly 1981-05-26