Philip Michael Johnson

3 Patents

• US122619652025

  Decentralized Identity-based Access Control Systems and Methods

  Passivebolt, Inc.

  0 cites
• US120279692024

  Active Filter for Single Phase Charging Using a Switch-mode Converter

  HELLA GmbH & Co. Kgaa

  0 cites
• US118555262023

  Half-bridge with Variable Dead Band Control and Zero-voltage Switching

  HELLA GmbH & Co. Kgaa

  0 cites