Yi-chung Lee

4 Patents

• US120539122024

  Extruding System and Method of Extruding a Mixture of a Polymeric Material and a Blowing Agent

  KING STEEL MACHINERY CO., Ltd.

  0 cites
• US117801292023

  Molding Method for Operating Molding Device

  KING STEEL MACHINERY CO., Ltd.

  0 cites
• US117313242023

  Molding Device and Injection Molding Method Thereof

  KING STEEL MACHINERY CO., Ltd.

  0 cites
• US117179962023

  Molding Method

  KING STEEL MACHINERY CO., Ltd.

  0 cites