Chun-kai Yang

3 Patents

• US123829882025

  Cigar Cutter with Positioning Mechanism for Selectively Keeping the Same in Open or Closed State

  0 cites
• US123696262025

  Cigar Cutter with Locking Mechanism

  0 cites
• US118357252023

  Head-mounted Display Device Assembly and External Adjustment Module

  HTC Corporation

  0 cites