Patents by Inventor Kjell Wollin

Kjell Wollin 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 in printers
    Patent number: 5718524
    Abstract: The invention concerns a device in printers of the kind wherein an ink ribbon (5) is arranged to be reeled off an unwinding roller (4) and to be wound onto a take-up roller (6) after having passed through a printing unit (7). In order to compensate for any skewing forces occuring in the ribbon (5), the unwinding roller (4) and/or the take-up roller (6) is/are mounted on a rotatable shaft (8) which is provided with a pivot mechanism (9, 11, 12; 21; 22, 24), allowing correcting guide movements of said ribbon (5).
    Type: Grant
    Filed: September 27, 1995
    Date of Patent: February 17, 1998
    Assignee: UBI Printer AB
    Inventors: Hans Nordstrom, Kjell Wollin
  • Printer head
    Patent number: D441788
    Type: Grant
    Filed: March 31, 2000
    Date of Patent: May 8, 2001
    Assignee: Intermec Printer AB
    Inventor: Kjell Wollin
  • Printer head
    Patent number: D442220
    Type: Grant
    Filed: March 31, 2000
    Date of Patent: May 15, 2001
    Assignee: Intermec Printer AB
    Inventor: Kjell Wollin