【Haichuan Hydrogen Energy】Sinopec ranked first in the world’s hydrogen energy industry in terms of invention patents in 2022

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A ranking is provided based on the statistics of global patent applications related to the hydrogen energy industry that were filed between January 1, 2022, and December 31, 2022. This ranking uses titles and abstracts to define Chinese and English keywords, which are combined with IPC International Patent Classification numbers for searching. The search areas related to the hydrogen energy industry include the storage, production, transportation, and application of hydrogen or hydrogen energy. The top 100 companies on the list come mainly from 17 countries, organizations, and regions; China accounts for 32%, Japan for 18%, and the United States for 16%. Sinopec ranked first with 708 patents, far ahead of other companies ； China’s Huaneng Group and Germany’s Bosch Company ranked second and third respectively, with 221 and 171 patents.