Patents by Inventor Ming-Nong Chern

Ming-Nong Chern 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).

  • Safety cap
    Patent number: 6263514
    Abstract: A safety cap has a bump-resisting rigid casing, a plurality of trigonal pyramid reflection devices disposed on an outer surface of the bump-resisting rigid casing, a transparent layer enclosing the outer surface of the bump-resisting rigid casing and the trigonal pyramid reflection devices, and a foamed layer disposed in the bump-resisting rigid casing. A plurality of air inlets are formed on a top front portion of the bump-resisting rigid casing. A plurality of channels are formed on a top portion of the bump-resisting rigid casing. A plurality of vent holes are formed on the top portion of the bump-resisting rigid casing. A plurality of hollow frames are inserted in the air inlets. A plurality of door plates covers the air inlets. Each door plate engages with the respective hollow frame.
    Type: Grant
    Filed: March 22, 2000
    Date of Patent: July 24, 2001
    Inventor: Ming-Nong Chern