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Huang-tung Chang patents

The following is a sampling of recent Huang-tung Chang patent applications (USPTO Patent Application #, Patent Title) sorted by month.

September 2008 - Huang-tung Chang patents

20080220946 - Multiple-direction swinging exciser

March 2006 - Huang-tung Chang patents

20060046902 - Elliptical exerciser with adjustable guiding rails

February 2006 - Huang-tung Chang patents

20060035752 - Dual-function exercise device

June 2005 - Huang-tung Chang patents

20050115783 - Magnetic resistance device

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This listing is an abstract for educational and research purposes is only meant as a recent sample of applications filed, not a comprehensive history. Freshpatents.com is not affiliated or associated with Huang-tung Chang in any way and there may be associated servicemarks. This data is also published to the public by the USPTO and available for free on their website. Note that there may be alternative spellings for Huang-tung Chang with additional patents listed. Browse our Agent directory for other possible listings.

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Patent data source: patents published by the United States Patent and Trademark Office (USPTO)
Information published here is for research/educational purposes only (and in conjunction with our Keyword Monitor) and is not meant to be used in place of the full USPTO patent document/images or a comprehensive patent archive search. Complete official applications are on file at the USPTO and may contain additional data/images. FreshPatents.com is not affiliated with or endorsed by the USPTO or firms/individuals or products/designs/ideas related to listed patents and there may be applicable trademarks or servicemarks within the documents.

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