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Ledman Obtains U.S. Invention Patent Authorization for Its Core Display Patent of COB Pixel Engine (PSE)
2 day ago /
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Author：小编
Recently, Ledman received a notification from the United States Patent and Trademark Office that its core display patent application for the COB Pixel Engine (PSE), submitted in 2020, has passed the review and been granted invention patent authorization. Previously, this patent had already been authorized in countries such as Canada, Germany, Australia, and Japan, with authorization efforts in other countries progressing steadily.
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