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     Peter A. Koziol, Esq.
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SPACE PATENTS BY
Aerospace Assignees
Aerospace Inventors
Time Lines

Velocity feedback control system for a rotor of a toy helicopter

Invented by: Paul Mak
Kowloon, CN

Originally Assigned to: Spin Master Ltd.
Toronto, Ontario, CA
[Now assigned to . . .]

Issued:2012-02-28
Filed:2009-12-24
Application No:12647129
Examined by:Michener; Joshua J

There is provided a method and apparatus for controlling a toy helicopter in flight. The toy helicopter is powered by a first rotor and a second rotor. A target speed ratio is determined for the speed of the first rotor and the speed of the second rotor. The speed of the rotors is adjusted incrementally until the target ratio is achieved.

[pdf] U.S. Pat. No. 8,123,175

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This information is part of a study by Oasis Global, Inc. of all space inventions filed at the United States Patent and Trademark Office, and is provided for informational purposes only. It is not an endorsement of any particular assignee, inventor or invention. Although Peter A. Koziol represents inventors and assignees of space inventions he does not represent all of the inventors and assignees listed. The prosecuting attorney agent or firm for each patent is identified by the United States Patent and Trademark Office in the patent specfication, which can be viewed by clicking on the patent image or downloading the patent document. For more information regarding Mr. Koziol's background and experience, or to learn more about space inventions, please contact Mr. Koziol.

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