The Japan Patent Office has recently published useful materials on AI-related inventions. Taken together, these materials provide a helpful picture of two …
Japan Patent
Unusual Surge in Japan’s Patent Filings in December 2025 Raises Questions
An unusual phenomenon in Japan’s patent filing activity in 2025 has recently attracted attention. The chart above shows the number of patent applications …
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Summary of Key Considerations for Japanese Patent Divisional Applications That Should Not Be Overlooked
Takaoka IP distributes news articles providing information on frequently asked …
AI-Generated Inventions and Legal Challenges under Japan Patent Law
On June 4, 2025, the 54th Subcommittee on the Patent System, part of the Intellectual Property Committee of Japan’s Industrial Structure Council, convened to …
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Cases in which relief by way of request for restoration may not be granted
As detailed in the news below, effective April 1, 2023, the Japan Patent Office …
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