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Increased R&D spend by China, Korea, shows up in global patent data

By Melissa Ritti ( March 6, 2026, 18:11 GMT | Comment) -- The US, Germany and Japan experienced modest declines in international patenting last year while applications in China and Korea are on the rise. Use of the Patent Cooperation Treaty (PCT) system signals global ambitions for private industry and public research institutions — while shedding light on the innovative health of the countries they call home.In a second straight year of growth, international patent applications rose 0.7 percent in 2025 and continue to be led by breakthroughs in the digital communication space....

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