Patents by Inventor Ivan Guo

Ivan Guo 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).

  • Side handle for a hand tool
    Patent number: 7540068
    Abstract: A side handle for a hand tool having a foot structure includes a support structure having a base end portion and an outer end portion, an adjustable gripable member extending from the outer end portion, and means for removably securing the support structure to the foot structure of the hand tool.
    Type: Grant
    Filed: June 29, 2005
    Date of Patent: June 2, 2009
    Assignee: Robert Bosch GmbH
    Inventors: Dennis Powell, Mark Heintz, Ivan Guo, P. Sean Gallagher
  • Tool-less adjustable foot assembly for a power hand tool
    Patent number: 7503121
    Abstract: A preferred embodiment of the present invention comprises a foot assembly for a power hand tool such as a jigsaw that has an angularly adjustable support foot with a generally flat bottom, at least two spaced apart supports connected to the support foot, an elongated rod extends through apertures in the supports in a configuration that permits limited sliding movement and the angular adjusting movement of the support foot relative to the hand tool, a retainer member associated with the hand tool that selectively engages one of the supports to lock the support foot at predetermined angular positions, and a spring biases the retainer member toward engagement with the support. A second embodiment includes a removable transparent plate that attaches to the support foot and has a faux laser line for a cutting aid.
    Type: Grant
    Filed: June 29, 2005
    Date of Patent: March 17, 2009
    Assignee: Robert Bosch GmbH
    Inventors: Dennis Powell, Mark Heintz, Ivan Guo, Sean Gallagher, Richard LaSota, Richard Sutkowski
  • Tool-less adjustable foot assembly for a power hand tool
    Publication number: 20070000368
    Abstract: A preferred embodiment of the present invention comprises a foot assembly for a power hand tool such as a jigsaw that has an angularly adjustable support foot with a generally flat bottom, at least two spaced apart supports connected to the support foot, an elongated rod extends through apertures in the supports in a configuration that permits limited sliding movement and the angular adjusting movement of the support foot relative to the hand tool, a retainer member associated with the hand tool that selectively engages one of the supports to lock the support foot at predetermined angular positions, and a spring biases the retainer member toward engagement with the support.
    Type: Application
    Filed: June 29, 2005
    Publication date: January 4, 2007
    Inventors: Dennis Powell, Mark Heintz, Ivan Guo, Sean Gallagher, Richard LaSota, Richard Sutkowski
  • Side handle for a hand tool
    Publication number: 20070000093
    Abstract: A side handle for a hand tool having a foot structure includes a support structure having a base end portion and an outer end portion, an adjustable gripable member extending from the outer end portion, and means for removably securing the support structure to the foot structure of the hand tool.
    Type: Application
    Filed: June 29, 2005
    Publication date: January 4, 2007
    Inventors: Dennis Powell, Mark Heintz, Ivan Guo, P. Gallagher
  • Undercar light
    Patent number: D933866
    Type: Grant
    Filed: May 4, 2020
    Date of Patent: October 19, 2021
    Inventor: Ivan Guo