Applied Nanotech Holdings Assigned Patent ALEXANDRIA, Va., Aug. 2 -- Applied Nanotech Holdings, Austin, Texas, has been assigned a patent (7,762,121) developed by five co-inventors for a "method and apparatus for sensing hydrogen gas." The co-inventors are Kwok Ng, San Jose, Calif., Greg Monty, Libertyville, Ill., Yunjun Li, Austin, Texas, Zvi Yaniv, Austin, Texas, and Prabhu Soundarrajan, Austin, Texas.

The abstract of the patent published by the U.S. Patent and Trademark Office states: "A hydrogen sensor and/or switch fabricated from an array of nanowires or a nanoparticle thick film composed of metal or metal alloys. The sensor and/or switch demonstrates a wide operating temperature range and shortened response time due to fabrication materials and methods. The nanowires or nanoparticle thick films demonstrate an increase in conductivity in the presence of hydrogen." The patent application was filed on Oct. 30, 2007 (11/928,373). The full-text of the patent can be found at http://patft.uspto.gov/netacgi/nph-Parser?Sect1=PTO2&Sect2=HITOFF&p=1&u=%2Fnetahtml%2FPTO%2Fsearch-bool.html&r=1&f=G&l=50&co1=AND&d=PTXT&s1=7,762,121.PN.&OS=PN/7,762,121&RS=PN/7,762,121 Written by Anjali Jha; edited by Jaya Anand.

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