Patents by Inventor Manish Narang

Manish Narang 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).

  • Pencil sharpener with replaceable blades
    Patent number: 4066109
    Abstract: A hand-held pencil sharpener is disclosed which utilizes a common double-edged safety razor blade that may be easily removed and replaced when worn. The pencil sharpener has spaced, generally parallel tapered bores of varying sizes selectively to guide pencils of different diameters against the shaving edges of the razor blade as the pencil is rotated, said razor blade being positioned between said parallel bores tangentially to place the opposed sharpened edges thereof into the bores to form the shaving edges of the sharpener.
    Type: Grant
    Filed: August 12, 1976
    Date of Patent: January 3, 1978
    Inventors: Rajendra K. Narang, Manish Narang, Ashish Narang