Chao-chen Cheng

5 Patents

• US124830042025

  Laser Chip and Preparation Method Therefor

  SHENZHEN RUBEUST TECHNOLOGY LIMITED

  0 cites
• US124069372025

  Alignment Method for Backside Photolithography Process

  SHENZHEN RUBEUST TECHNOLOGY LIMITED

  0 cites
• US122837912025

  Semiconductor Laser Chip and Preparation Method Therefor

  YLX INCORPORATED

  0 cites
• US121322942024

  Manufacturing Method for Laser Chip and Laser Chip

  SHENZHEN LIGHTING INSTITUTE

  0 cites
• US121073832024

  Semiconductor Laser and Fabrication Method Therefor

  SHENZHEN LIGHTING INSTITUTE

  0 cites