Forward Citations = 13

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7 inventors (with patents filed for the assignee):

Kazuo Kanetani (1 out of 30 patents)

Kunihiko Yamaguchi (1 out of 20 patents)

Noriyuki Honma (1 out of 8 patents)

4. Kenichi Ohata (1 out of 2 patents)

5. Hiroaki Nanbu (1 out of 2 patents)

6. Kazuhiko Tani (1 out of 1 patent)

7. Motoaki Matumoto (1 out of 1 patent)

1 patent: Sort by Forward Citations

#6,102 in Tokyo

#15,759 in Japan

Hitachi Device Eng.

Forward Citations = 13

7 inventors:

Kazuo Kanetani (1 out of 30 patents)

Kunihiko Yamaguchi (1 out of 20 patents)

Noriyuki Honma (1 out of 8 patents)

4. Kenichi Ohata (1 out of 2 patents)

5. Hiroaki Nanbu (1 out of 2 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Hitachi Device Eng.. Retrieved from https://idiyas.com/company/hitachi-device-eng

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]