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ilumisys, Altair Obtain Favorable Ruling on LED Lighting Technology Patent

Troy, Michigan – Dec. 9, 2008 - ilumisys, Inc., developer and producer of next-generation solid-state lighting technology, announces on behalf of its parent company Altair Engineering, that a favorable ruling was received from the United States Board of Patent Appeals and Interferences relative to Patent Interference Number 105,602.

Altair’s application in interference is related to Altair’s fundamental patent for replacement of fluorescent light tubes with LED technology. The judgment ordered all claims of interfering patent number 6,860,628 to be cancelled and further established Altair as having precedent claims.

“ilumisys has a significant body of patent work related to our technology,” said ilumisys President Dave Simon. “We’re pleased with this ruling and look forward to continuing to develop the leading-edge lighting technology in the LED-based lighting industry.”

ilumisys, formed in 2007, is a spinoff of Altair, a global software and technology company that has a growing presence in the energy market. With support from Altair, ilumisys has a deep research and development background. The company recently expanded its reseller network to include companies covering the Northeast, Midwest and West Coast territories.

About ilumisys

ilumisys, Inc. is a Troy, Michigan-based company focused on next-generation solid-state lighting technology. The company was formed in 2007 as a spinoff venture and wholly owned subsidiary of Altair Engineering, Inc. Initial products will be derived from Altair's intellectual property as they relate to the direct replacement of fluorescent light tubes with light-emitting diode (LED) lamps and direct replacement of incandescent lamps. For more information, please visit

About Altair

Altair Engineering, Inc. empowers client innovation and decision-making through technology that optimizes the analysis, management and visualization of business and engineering information. Privately held with more than 1,300 employees, Altair has offices throughout North America, South America, Europe and Asia/Pacific. With a 20-year-plus track record for enterprise analytics, product development, and advanced computing, Altair consistently delivers a competitive advantage to customers in a broad range of industries. To learn more, please visit

Jennifer Ristic
Airfoil Public Relations

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