Mitsubishi Electric saw the highest growth of 107% in patent filings and 98% in grants in October in Q4 2023. Compared to Q3 2023, Q4 2023 saw an increase in patent filings by 107% and grants by 98%. GlobalData’s DataBook provides a comprehensive analysis of Mitsubishi Electric’s patent filings and grants. Buy the databook here.

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Mitsubishi Electric has been focused on protecting inventions in Japan(JP) with 1388 publications in Q4 2023

The Japan(JP) Patent Office dominates the patent filings and grants with nearly 21% filings and 52% grants. The World Intellectual Property Organization(WIPO), Japan(JP), China(CN), and United States(US) patent Office are among the top ten patent offices where Mitsubishi Electric is filings its patents. Among the top granted patent authorities, Mitsubishi Electric has 52% of its grants in Japan(JP), 16% in United States(US) and 14% in China(CN).

Gree Electric Appliances Inc of Zhuhai and Midea Group could be the strongest competitors for Mitsubishi Electric

Patents related to industrial automation and climate change lead Mitsubishi Electric's portfolio

Mitsubishi Electric has the highest number of patents in industrial automation followed by, climate change and electronic warfare. For industrial automation, nearly 19% of patents were filed and 23% of patents were granted in Q4 2023.

Electrical products related patents lead Mitsubishi Electric portfolio followed by semiconductor products, and semiconductors

Mitsubishi Electric has highest number of patents in electrical products followed by semiconductor products, semiconductors, energy infrastructure, and communications. For electrical products, nearly 5% of patents were filed and 8% of patents were granted in Q4 2023.

For comprehensive analysis of Mitsubishi Electric's filings and grants, buy the databook here.

This content was updated on 19 December 2025

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