Toho-Aen Kabushikigaisha

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USPTO Granted Patents = 3

Forward Citations = 30

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7 inventors (with patents filed for the assignee):

Mutsumi Yano (3 out of 54 patents)

Eiichiro Mieno (3 out of 4 patents)

Masaaki Kurimura (3 out of 4 patents)

4. Kinya Tada (3 out of 4 patents)

5. Wataru Sekiguchi (3 out of 4 patents)

6. Takanori Akazawa (3 out of 4 patents)

7. Junzo Nakagawa (3 out of 4 patents)

3 patents: Sort by Forward Citations

1. 5296267 - Process for preparing non-amalgamated zinc alloy powder for alkali dry (1994-03-22),

2. 5198315 - Zinc alkaline cells (1993-03-30),

3. 5139900 - Zinc alkaline cells (1992-08-18),

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USPTO Data Jan 1 1976 - Oct 27 2026

3 Patents

#13 in all of

#8,938 in Japan

all of, Japan

Toho-Aen Kabushikigaisha

Forward Citations = 30

7 inventors:

Mutsumi Yano (3 out of 54 patents)

Eiichiro Mieno (3 out of 4 patents)

Masaaki Kurimura (3 out of 4 patents)

4. Kinya Tada (3 out of 4 patents)

5. Wataru Sekiguchi (3 out of 4 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Toho-Aen Kabushikigaisha. Retrieved from https://idiyas.com/company/toho-aen-kabushikigaisha

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]