Patents/Inventors

Brian F. Butler

Chicago, ILUS4 patents

5 Patents

US124219282025
Multifunctional Battery Booster
Schumacher Electric Corporation
0 cites
US122498602025
Compact Multifunctional Battery Booster
Schumacher Electric Corporation
0 cites
US119733662024
Battery Booster
Schumacher Electric Corporation
0 cites
US118702942024
Compact Multifunctional Battery Booster
Schumacher Electric Corporation
0 cites
US116744902023
Multifunctional Battery Booster
Schumacher Electric Corporation
0 cites