Patents by Inventor Pan Chen-Lieh

Pan Chen-Lieh 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).

  • Diving mask
    Publication number: 20020005931
    Abstract: A diving mask, especially, its lens can provide wide view field, which is formed by connection of multiple glasses, a glue, a glue with elastic and flexible is connected between the glasses, the tangent plane of conected plane between the glasses is designed as overlap or paralled with the line of sight; a diving mask with wide view field is constituted by means of the lens for abovementioned constitution connecting with sub-frame, skirt and main frame.
    Type: Application
    Filed: May 10, 2000
    Publication date: January 17, 2002
    Inventor: Pan Chen-Lieh
  • Diving snorkel
    Patent number: 6276362
    Abstract: A diving snorkel having a mouth portion and a main pipe molded from thermoplastic materials. There are two extending folding pieces and two matching recesses on the upper end. After the two folding pieces are pressed into the recesses by the external force, an anti-water piece is formed.
    Type: Grant
    Filed: May 10, 2000
    Date of Patent: August 21, 2001
    Assignee: QDS Injection Molding Inc.
    Inventor: Pan Chen-Lieh