Patents Assigned to Challenger Hardware Company
  • Self-locking extendable ladder for use with a boat
    Publication number: 20100012433
    Abstract: A telescoping ladder assembly which is especially useful for boarding a boat from the water includes a ladder comprising a plurality of telescoping ladder sections and a securing mechanism for securing the ladder in a stowed position. The securing mechanism includes a spring member which biases the ladder and a stop against one another to prevent extension of the ladder. The ladder is preferably pivotally and slidably mounted on a frame which is configured for mounting on a platform such as the transom of a boat.
    Type: Application
    Filed: October 9, 2008
    Publication date: January 21, 2010
    Applicant: Challenger Hardware Company
    Inventors: Joseph M. Ross, Xingtao Wang
  • Boat windshield
    Patent number: D723438
    Type: Grant
    Filed: January 15, 2014
    Date of Patent: March 3, 2015
    Assignee: Challenger Hardware Company
    Inventors: Joseph M. Ross, Timothy W. Kaiser