Patents by Inventor B. H. Tsai

B. H. Tsai 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).

  • Patent number: 5662447
    Abstract: A frontcover mountable with a photo for books is made of two layers of hard board, having an opening in an outer layer. A cover paper having an opening corresponding to the opening of the outer layer of the hard board is adhered on an outer surface of the outer layer, with one side unadhered to allow a photo inserted through a gap between the both to expose out of the opening. Its manufacturing method includes eight steps.
    Type: Grant
    Filed: August 25, 1995
    Date of Patent: September 2, 1997
    Assignee: Jiun Wey Industrial Co., Ltd.
    Inventor: B. H. Tsai