Patents by Inventor Marcus Stephan

Marcus Stephan 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).

  • Finishing device
    Patent number: 10207383
    Abstract: A finishing device has a pressing arm and a pressing tool for pressing a finishing tool against a workpiece, and method for setting up the device, the device being provided with a first connecting device for connecting a base support to the pressing arm, a second connecting device for connecting the base support to the pressing tool and a setting device for setting the orientation and/or position of the base support on the pressing arm.
    Type: Grant
    Filed: July 23, 2015
    Date of Patent: February 19, 2019
    Assignee: SUPFINA GRIESHABER GMBH & CO. KG
    Inventors: Michael Huber, Marcus Stephan, Simon Wolber, Anita Hug
  • USE OF POLYCLYCERIN ESTERS AS FRICTION MODIFIERS IN LUBRICANT FORMULATIONS
    Publication number: 20180216023
    Abstract: The present invention relates to a lubricating oil composition comprising polyglycerol partial esters of polyfunctional carboxylic acids and saturated or unsaturated, linear or branched fatty acids and/or poly(hydroxystearic acid) and the use thereof to lubricate an engine and reduce friction.
    Type: Application
    Filed: July 6, 2016
    Publication date: August 2, 2018
    Applicant: Evonik Oil Additives GmbH
    Inventors: Stefan MAIER, Oliver SPRINGER, Jennifer HOLTZINGER, Klaus SCHIMOSSEK, Thomas DAMASKE, Marcus STEPHAN, Jan Marian VON HOF
  • Belt-finishing device and method for operating a belt-finishing device
    Patent number: 9802291
    Abstract: A belt-finishing device including a frame. A pressing arm is configured to pivotally mount on the frame. A pressing element, which is used to press a finishing belt against a workpiece surface to be treated, is arranged on the pressing arm. The device is provided with a position detection system for detecting a pressing-arm actual position that deviates from a desired position of the pressing arm. A malfunction or defect of the pressing element is detected by means of the pressing arm actual position that deviates from the desired position of the pressing arm.
    Type: Grant
    Filed: March 11, 2015
    Date of Patent: October 31, 2017
    Assignee: SUPFINA GRIESHABER GMBH & CO. KG
    Inventors: Michael Woehrle, Marcus Stephan
  • FINISHING DEVICE
    Publication number: 20170197288
    Abstract: A finishing device has a pressing arm and a pressing tool for pressing a finishing tool against a workpiece, and method for setting up the device, the device being provided with a first connecting device for connecting a base support to the pressing arm, a second connecting device for connecting the base support to the pressing tool and a setting device for setting the orientation and/or position of the base support on the pressing arm.
    Type: Application
    Filed: July 23, 2015
    Publication date: July 13, 2017
    Inventors: Michael Huber, Marcus Stephan, Simon Wolber, Anita Hug
  • BELT-FINISHING DEVICE AND METHOD FOR OPERATING A BELT-FINISHING DEVICE
    Publication number: 20170057048
    Abstract: A belt-finishing device including a frame. A pressing arm is configured to pivotally mount on the frame. A pressing element, which is used to press a finishing belt against a workpiece surface to be treated, is arranged on the pressing arm. The device is provided with a position detection system for detecting a pressing-arm actual position that deviates from a desired position of the pressing arm. A malfunction or defect of the pressing element is detected by means of the pressing arm actual position that deviates from the desired position of the pressing arm.
    Type: Application
    Filed: March 11, 2015
    Publication date: March 2, 2017
    Inventors: Michael Woehrle, Marcus Stephan