Patents Represented by Attorney John Noel Williams

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  • Computer memory
    Patent number: 4051462
    Abstract: A memory system is shown in which communication to and from memory cells is effected by optical beams. Memory cells are shown employing elements with negative resistance and operating in either of two stable modes. Other memory cells are shown employing subharmonic oscillators operating in either of two phase relationships. The memory cells and systems permit extremely fast operation.
    Type: Grant
    Filed: July 16, 1975
    Date of Patent: September 27, 1977
    Assignee: Massachusetts Institute of Technology
    Inventors: Ali Javan, Charles F. Davis, Jr.
  • Computer memory
    Patent number: 4041475
    Abstract: A memory system is shown in which communication to and from memory cells is effected by optical beams. Memory cells are shown employing elements with negative resistance and operating in either of two stable modes. Other memory cells are shown employing subharmonic oscillators operating in either of two phase relationships. The memory cells and systems permit extremely fast operation.
    Type: Grant
    Filed: July 16, 1975
    Date of Patent: August 9, 1977
    Assignee: Massachusetts Institute of Technology
    Inventor: Ali Javan