Forward Citations = 64

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4 inventors (with patents filed for the assignee):

Yasuharu Sakai (1 out of 6 patents)

Kazuhiro Matsui (1 out of 42 patents)

Hirohide Sato (1 out of 20 patents)

4. Yoshiya Hatakeyama (1 out of 1 patent)

2 patents: Sort by Forward Citations

1. 5193067 - Battery condition detecton apparatus (1993-03-09),

2. 4475374 - Small press (1984-10-09),

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USPTO Data Jan 1 1976 - Oct 13 2026

2 Patents

#292 in Kyoto

#11,133 in Japan

Kyoto, Japan

Japan Storage Battery

Forward Citations = 64

4 inventors:

Yasuharu Sakai (1 out of 6 patents)

Kazuhiro Matsui (1 out of 42 patents)

Hirohide Sato (1 out of 20 patents)

4. Yoshiya Hatakeyama (1 out of 1 patent)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Japan Storage Battery. Retrieved from https://idiyas.com/company/japan-storage-battery

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]