Patents by Inventor Holger Andersson

Holger Andersson 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).

  • Method and system for gesture based control device
    Patent number: 10185402
    Abstract: The present disclosure relates to gesture based control of an electronic device and in particular to a method and system for gaining control over the electronic device.
    Type: Grant
    Filed: November 27, 2014
    Date of Patent: January 22, 2019
    Assignee: ERGHIS TECHNOLOGIES AB
    Inventors: Örs-Barna Blénessy, Holger Andersson
  • Method and System for Gesture Based Control Device
    Publication number: 20170262063
    Abstract: The present disclosure relates to gesture based control of an electronic device and in particular to a method and system for gaining control over the electronic device. For publication: FIG.
    Type: Application
    Filed: November 27, 2014
    Publication date: September 14, 2017
    Inventors: Örs-Barna Blénessy, Holger Andersson
  • Method and device for damping the recoil of a work tool connected to a rock drilling machine
    Patent number: 4068727
    Abstract: A recoil damping device for a percussive tool comprises a retard piston which is movable in a cushioning chamber. The feeding force and/or the pressure in the supply passage to the cushioning chamber is regulated so that the retard piston is axially free relative to the machine housing.
    Type: Grant
    Filed: March 10, 1976
    Date of Patent: January 17, 1978
    Assignee: Atlas Copco Aktiebolag
    Inventors: Kurt Holger Andersson, Carl Gosta Bernhard Ekwall, Bo Erik Forsberg
  • Method to minimize the amount of oil in the air exhausted from a pneumatically operated impact motor and an impact motor for carrying out this method
    Patent number: 3983788
    Abstract: An impact motor has a reciprocating piston that has its piston rod guided in bushings in the housing. The bushings are lubricated by oil-loaded compressed air but the piston is forced to reciprocate by oil-free compressed air.
    Type: Grant
    Filed: February 20, 1975
    Date of Patent: October 5, 1976
    Assignee: Atlas Copco Aktiebolag
    Inventors: Kurt Holger Andersson, Carl Gosta Bernhard Ekwall, Bo Erik Forsberg, Sven Ingemar Johansson