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Assignee: William Mark Corporation


Location: Claremont, CA
No. of patents: 5

NumberTitleIssue Date
8118634Method and apparatus for near-invisible tethers
One or more ready-to-use near-invisible fixed-length tethers are provided on a carrier such that each tether can be removed from and reattached to the carrier without tangling. Most typically, such attachment is facilitated by modifying the ends of the tethers with ...
02/21/2012
7748368Launcher for flying cylinders
A launcher for a flying cylinder has a elongated guide member to which a base is slidably coupled. In preferred aspects, a pair of resilient elements is coupled at respective first portions to one end of the guide member while respective second portions are coupled ...
07/06/2010
7617818Apparatus and methods employing burst force propulsion
An apparatus has a container with a cavity containing a medium, and the container is sealed with a membrane that ruptures at a rupture pressure. A pressurizer pressurizes the cavity to at least the rupture pressure, and a projectile is disposed externally to the cav...
11/17/2009
7101249Wiggle flyer
A flying toy has a spiral-shaped tail to which a head portion is coupled to effect a wiggling flight pattern of the toy. In preferred embodiments, the spiral-shaped tail is fabricated from a material that maintains the spiral shape of the tail during flight, and has...
09/05/2006
6048245Gyroscopic flying device
A free spinning gyroscopic device has a hollow body with leading and following open ends, in which the outside perimeter of the leading open end has particular relationships to other characteristics of the device. In one aspect, the perimeter may advantag...
04/11/2000
 
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