Patents by Inventor Ola Holmgren

Ola Holmgren 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).

  • Back pack blower
    Patent number: D481497
    Type: Grant
    Filed: February 19, 2003
    Date of Patent: October 28, 2003
    Assignee: Aktiebolaget Electrolux
    Inventors: Lars Malmqvist, Anna Sjögren, Lotta Norinder, Tommy Krevi, Ola Holmgren, Christer Almqvist, Gustav Döragrip, Andreas Hedlund, Evalena Sandberg, Anders Jakobsson