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Business trends

China overtakes US in AI patent rankings

Baidu and Tencent among fastest risers in 2016-2018, Nikkei finds

China was particularly strong in patents for image processing as it drives development of facial recognition technology.   © Reuters

TOKYO -- Chinese companies have surged ahead of their U.S. counterparts on a Nikkei ranking of the top 50 patent filers for artificial intelligence over the past three years, expanding their presence in the world's most prominent high-tech battleground.

In the three years between 2016 and 2018, China more than doubled the amount of companies in the top 50 to 19 - up from eight in the previous three-year span.

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