China dominates semiconductor patent activity

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There have been 69,190 global patents for semiconductors filed in year to September 30, 2022, and 55 percent were filed by Chinese entities, according to Mathys & Squire, an intellectual property law firm.

www.eenewseurope.com, Feb. 21, 2023 – 

In contrast, the UK accounted for only 179 patents or 0.26 percent of the global total.

The data compiled by the law firm reflects the growing significance of semiconductor technology to multiple geographic regions. The number of semiconductor patents has filed annually has increased by 59 percent from five years ago.

China has been impacted over the last five years by export controls imposed by the United States and has put increased emphasis on innovation to reduce dependence on western technologies.

However, the largest individual filer of semiconductor patents was Taiwan Semiconductor Manufacturing Co. Ltd. (TSMC), which was responsible for 4,793 patents – 7 percent of all patents worldwide.

Some 18,223 of the patents filed in the last year – 26 percent of the total – were filed in the United States. The top US filer was California-based Applied Materials Inc, with 209 patents, followed by SanDisk (50 patents) and IBM (49 patents).

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