Patents by Inventor Grigory Gelman

Grigory Gelman 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).

  • Device for holding writing instruments
    Patent number: 5289961
    Abstract: A device for holding writing instruments has a supporting member, a plurality of holding members arranged on the supporting member and each having a receptacle for receiving a writing instrument, and a retainer to retain the supporting member on a part of body or clothes.
    Type: Grant
    Filed: February 20, 1992
    Date of Patent: March 1, 1994
    Inventors: Michael Levitt, Grigory Gelman