Patents by Inventor Sze-Teh Young

Sze-Teh Young 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).

  • High speed low temperature diazo processor
    Patent number: 4412731
    Abstract: An improved diazo film processing and developing system has warm-up and steady state heaters along with gravity loading of the film drive rollers and cast aluminum pre-heat and developing chambers. The chambers use resilient or leaf spring seals and a stainless steel aqueous ammonia separation chamber is contiguous and directly connected with the developing chamber for maintaining a temperature differential between the two chambers.
    Type: Grant
    Filed: July 29, 1981
    Date of Patent: November 1, 1983
    Assignee: NCR Corporation
    Inventors: Peter E. Herborn, Thomas T. Liu, Sze-Teh Young