Derek B. Barrentine

3 Patents

• US124774702025

  Method and System for Operating a Multi-function Portable Electronic Device Using Voice-activation

  Apple Inc.

  0 cites
• US119798362024

  Method and System for Operating a Multi-function Portable Electronic Device Using Voice-activation

  Apple Inc.

  0 cites
• US116719202023

  Method and System for Operating a Multifunction Portable Electronic Device Using Voice-activation

  Apple Inc.

  0 cites