Patents/Inventors

Robert D. Butler

Middletown, DEUS4 patents

4 Patents

US125496432026
Push Notification Distribution System
Apple Inc.
0 cites
US121777682024
Maintaining Access to Services via SIM Card
Apple Inc.
0 cites
US119170302024
Push Notification Distribution System
Apple Inc.
0 cites
US117370122023
Maintaining Access to Services via SIM Card
Apple Inc.
0 cites