Patents by Inventor Walentin Lis

Walentin Lis 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).

  • Strain relief device
    Patent number: D913971
    Type: Grant
    Filed: May 8, 2019
    Date of Patent: March 23, 2021
    Assignee: Coming Research & Development Corporation
    Inventors: Walentin Lis, Michal Ruda
  • Strain relief device
    Patent number: D913972
    Type: Grant
    Filed: May 8, 2019
    Date of Patent: March 23, 2021
    Assignee: Corning Research & Development Corporation
    Inventors: Walentin Lis, Michal Ruda