Forward Citations = 0

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6 inventors (with patents filed for the assignee):

Hifumi Ohishi (1 out of 4 patents)

Rie Tokuyama (1 out of 1 patent)

Changfang Zhou (1 out of 1 patent)

4. Haruka Arao (1 out of 1 patent)

5. Hisanori Tani (1 out of 4 patents)

6. Takashi Hattori (1 out of 39 patents)

1 patent: Sort by Forward Citations

#6,102 in Tokyo

#15,759 in Japan

Masayoshi Ltd.

Forward Citations = 0

6 inventors:

Hifumi Ohishi (1 out of 4 patents)

Rie Tokuyama (1 out of 1 patent)

Changfang Zhou (1 out of 1 patent)

4. Haruka Arao (1 out of 1 patent)

5. Hisanori Tani (1 out of 4 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Masayoshi Ltd.. Retrieved from https://idiyas.com/company/masayoshi

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]