Patents by Inventor Andrew D. T. Le

Andrew D. T. Le 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).

  • Business card filing organization
    Patent number: 5234277
    Abstract: A rotary filing system is arranged to include a plurality of card holders, with each card holder including at least a forward transparent window arranged to coextensively extend over a pocket to receive a business card. A modification of the invention includes readily mounted tab and marking structure to indicate various categorizing of the business cards mounted within the structure.
    Type: Grant
    Filed: May 4, 1992
    Date of Patent: August 10, 1993
    Inventor: Andrew D. T. Le