Patents by Inventor Richard S. Yeh

Richard S. Yeh 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).

  • Cards for spelling readout
    Patent number: 4406629
    Abstract: An analogue serial input/output device with two electromagnetic transducer heads is provided to have spellings displayed on an electronic readout and to reproduce pronunciations simultaneously from a flexible card which is mounted with a wide magnetic tape recorded with said both. The device system is capable of translating verbally and by spellings reciprocally among words of several languages.
    Type: Grant
    Filed: April 5, 1982
    Date of Patent: September 27, 1983
    Assignee: JRT Associates
    Inventor: Richard S. Yeh
  • Cards for learning pronunciations
    Patent number: 4237624
    Abstract: The standard pronunciation of a word in any language is recorded on a segment of wide magnetic tape which is mounted on a flexible card or sheet. For visual reading of the same word, spelling or character is printed on the same card. A device is provided to transport and guide each card so as to have sound recording portions of the card make a sliding contact with the electromagnetic transducer head.
    Type: Grant
    Filed: September 21, 1978
    Date of Patent: December 9, 1980
    Inventor: Richard S. Yeh