Patents by Inventor John Y. Ling

John Y. Ling 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).

  • COMPOSITIONS AND METHODS OF A NUCLEASE CHAIN REACTION FOR NUCLEIC ACID DETECTION
    Publication number: 20240141412
    Abstract: Described herein are nucleic acid detection compositions and systems comprising an internal nuclease chain reaction (NCR) for signal amplification and methods of using these NCR-containing compositions and systems.
    Type: Application
    Filed: May 18, 2021
    Publication date: May 2, 2024
    Inventors: David Savage, Patrick Hsu, Noam Prywes, Emeric J. Charles, Gavin J. Knott, John James Desmarais, Shineui Kim, Eli Dugan, Maria Lukarska, Sita S. Chandrasekaran, Nicholas C. Lammers, Tina Y. Liu, Amanda Mok, Liana Lareau, Brittney Wai-Ling Thornton
  • Teaching and entertainment device
    Patent number: 4492582
    Abstract: A teaching and entertainment device includes a desk-top console which supports a keyboard, an LCD display matrix, and a plug-in cartridge recepticle. A quartet of LCD drivers each control a quadrant of the display under the control of a first microprocessor. A plug-in cartridge is insertable into the console and contains a second microprocessor. Apparatus are provided for establishing a master/servant relationship of the second microprocessor over the first whenever the plug-in cartridge is present.
    Type: Grant
    Filed: January 6, 1981
    Date of Patent: January 8, 1985
    Assignee: Mattel, Inc.
    Inventors: Richard S. Chang, John Y. Ling, Daniel J. Shoff