Patents/Inventors

John L. Hadley

Madison, WIUS2 patents

3 Patents

US122668202025
Separator for Alkaline Cells
Energizer Brands, LLC
0 cites
US117843752023
Separator for Metal Air Cells
Energizer Brands, LLC
0 cites
US116708232023
Separator for Alkaline Cells
Energizer Brands, LLC
0 cites