Ojo Kako Co., Ltd.

Calculating rank

Forward Citations = 13

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8 inventors (with patents filed for the assignee):

Hiroshi Itoh (1 out of 100 patents)

Takeshi Kobayashi (1 out of 15 patents)

Shinji Iijima (1 out of 7 patents)

4. Masahiro Sakamoto (1 out of 9 patents)

5. Takamitsu Iida (1 out of 4 patents)

6. Mikiko Hata (1 out of 1 patent)

7. Masamichi Kamihira (1 out of 1 patent)

8. Naoki Isobe (1 out of 3 patents)

1 patent: Sort by Forward Citations

#6,105 in Tokyo

#15,762 in Japan

Forward Citations = 13

8 inventors:

Hiroshi Itoh (1 out of 100 patents)

Takeshi Kobayashi (1 out of 15 patents)

Shinji Iijima (1 out of 7 patents)

4. Masahiro Sakamoto (1 out of 9 patents)

5. Takamitsu Iida (1 out of 4 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Ojo Kako Co., Ltd.. Retrieved from https://idiyas.com/company/ojo-kako-company

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]