Patents by Inventor Forrest O. Arnold

Forrest O. Arnold 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).

  • Computer memory system having programmable operational characteristics based on characteristics of a central processor
    Patent number: 5953740
    Abstract: A computer memory system connectable to a processor and having programmable operational characteristics based on characteristics of the processor. The memory system includes several caches and a main memory connected to a bus. One cache can be programmed to store only code data. Another cache can be programmed to buffer data writes to the main memory only from the processor. The main memory supports fast page mode and can be programmed to selectively reopen either code or non-code data pages.
    Type: Grant
    Filed: October 5, 1993
    Date of Patent: September 14, 1999
    Assignee: NCR Corporation
    Inventors: Edward C. King, Forrest O. Arnold, Jackson L. Ellis, Robert B. Moussavi, Pirmin L. Weisser, Fulps V. Vermeer
  • Method for reading a multiple byte data element in a memory system with at least one cache and a main memory
    Patent number: 5420994
    Abstract: A method for reading a multiple byte data element stored in both first and second memories. Selected bytes of the data element are invalidated in the first memory. Valid bytes from the first memory are combined with remaining bytes from the second memory in response to a read request.
    Type: Grant
    Filed: August 6, 1990
    Date of Patent: May 30, 1995
    Assignee: NCR Corp.
    Inventors: Edward C. King, Forrest O. Arnold, Jackson L. Ellis, Robert B. Moussavi, Pirmin L. Weisser, Fulps V. Vermeer