Ming-cheng Cheng

6 Patents

• USD11187372026

  Security Camera

  Amazon Technologies, Inc.

  0 cites
• USD11135302026

  Video Doorbell

  Amazon Technologies, Inc.

  0 cites
• USD10954802025

  Voice Communication Connectivity Device

  Amazon Technologies, Inc.

  0 cites
• USD10840922025

  Camera Mount

  Amazon Technologies, Inc.

  0 cites
• USD10640332025

  Camera with Mount

  Amazon Technologies, Inc.

  0 cites
• USD10517502024

  Security System Device

  Amazon Technologies, Inc.

  0 cites