Patents by Inventor Kalin Stefanov

Kalin Stefanov 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).

  • Skate board
    Patent number: 8500146
    Abstract: Skateboard designs including a hanger with a yoke with two arms, comprising a bumper which provides an increasing force as the wheel axles are pushed away from their resting position, and wide wheels with an asymmetrical and gradually tapering profile as the wheel extends outward from the midline of the board, for improved “surfing-like” maneuverability including an enhanced ability to “carve” like a snowboard.
    Type: Grant
    Filed: July 26, 2011
    Date of Patent: August 6, 2013
    Assignee: Romulus Investments, LLC
    Inventors: Toly Genov, Zlatko Sotirov, Alex Todorov, Marlowe Markov, Kalin Stefanov
  • Skateboard
    Publication number: 20130026723
    Abstract: Skateboard designs including a hanger with a yoke with two arms, comprising a bumper which provides an increasing force as the wheel axles are pushed away from their resting position, and wide wheels with an asymmetrical and gradually tapering profile as the wheels extend outward from the midline of the board, for improved “surfing-like” maneuverability including an enhanced ability to “carve” like a snowboard.
    Type: Application
    Filed: March 23, 2012
    Publication date: January 31, 2013
    Applicant: Romulus Investments, LLC
    Inventors: Toly Genov, Zlatko Sotirov, Alex Todorov, Marlowe Markov, Kalin Stefanov
  • MANEUVERABILITY SKATE BOARD
    Publication number: 20130026728
    Abstract: Skateboard designs including a hanger with a yoke with two arms, comprising a bumper which provides an increasing force as the wheel axles are pushed away from their resting position, and wide wheels with an asymmetrical and gradually tapering profile as the wheel extends outward from the midline of the board, for improved “surfing-like” maneuverability including an enhanced ability to “carve” like a snowboard.
    Type: Application
    Filed: July 26, 2011
    Publication date: January 31, 2013
    Inventors: Toly Genov, Zlatko Sotirov, Alex Todorov, Marlowe Markov, Kalin Stefanov