Patents by Inventor Wen T. Lee

Wen T. Lee has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Electric heater
    Patent number: D316140
    Type: Grant
    Filed: April 14, 1989
    Date of Patent: April 9, 1991
    Assignee: Chao-Yang Electric Mfg., Co., Ltd.
    Inventor: Wen T. Lee
  • Electric heater
    Patent number: D316296
    Type: Grant
    Filed: April 14, 1989
    Date of Patent: April 16, 1991
    Assignee: Chao-Yang Electric Mfg. Co., Ltd.
    Inventor: Wen T. Lee
  • Electric heater
    Patent number: D316446
    Type: Grant
    Filed: March 10, 1989
    Date of Patent: April 23, 1991
    Assignee: Caho-Yang Electric Mgf. Co., Ltd.
    Inventor: Wen T. Lee
  • Electric heater
    Patent number: D319693
    Type: Grant
    Filed: April 14, 1989
    Date of Patent: September 3, 1991
    Assignee: Chao-Yang Electric Manufacturing Co. Ltd.
    Inventor: Wen T. Lee