Patents by Inventor Stanley K. Cheng

Stanley K. Cheng 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).

  • Cookware with undulating cooking surface
    Publication number: 20030126996
    Abstract: An article of cookware has a base with an upper cooking surface (8) on which food to be cooked is placed, which surface is provided with a regular pattern of concentric corrugations (10) in the form of ridges (12) and grooves (14) therebetween wherein the ridge (12) to ridge (12) spacing is in the range of 2.3 mm to 2.8 mm and the vertical distance of ridge (12) top to groove (14) bottom is in the range 0.05 mm to 1.5 mm.
    Type: Application
    Filed: January 10, 2002
    Publication date: July 10, 2003
    Inventor: Stanley K. Cheng
  • Cooking pans
    Patent number: 4768427
    Abstract: In order to reduce the tendency of foodstuff to adhere to a cooking surface, that surface is provided with an uneven surface formed with closely-spaced peaks or corrugations, normally in the form of concentric grooves. The surface may additionally include a layer of "Non-stick" material which further reduces the likelihood of foodstuffs sticking thereto.
    Type: Grant
    Filed: December 31, 1986
    Date of Patent: September 6, 1988
    Assignee: Meyer Manufacturing Company Limited
    Inventor: Stanley K. Cheng