RENA Technologies warns of patent infringement in US, Indian markets

RENA Technologies GmbH says it plans to take legal action against unauthorized use of its water cap patent in the United States and India, amid evidence of infringement by unspecified Chinese suppliers manufacturing equipment for solar cell production. RENA Technologies GmbH claimed that it has discovered widespread infringement of its water cap patent, which protects the top surface during single-side etching of solar wafers. The patent covers the United States (US8685864B2), China (CN102754198B), and India (3496CHENP2012). The German solar equipment maker said that evidence from the United States ...

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