Forward Citations = 4

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4 inventors (with patents filed for the assignee):

Yasuo Maehara (1 out of 2 patents)

Ikuo Shimoda (1 out of 1 patent)

Shusuke Miyazaki (1 out of 1 patent)

4. Wataru Abe (1 out of 6 patents)

1 patent: Sort by Forward Citations

1. 3986222 - Shock control device for use in the construction of buildings such as (1976-10-19),

Company Badge

USPTO Data Jan 1 1976 - Oct 20 2026

1 Patents

#6,102 in Tokyo

#15,759 in Japan

Tokyo, Japan

Yachiyo Engineering Co., Ltd.

Forward Citations = 4

4 inventors:

Yasuo Maehara (1 out of 2 patents)

Ikuo Shimoda (1 out of 1 patent)

Shusuke Miyazaki (1 out of 1 patent)

4. Wataru Abe (1 out of 6 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Yachiyo Engineering Co., Ltd.. Retrieved from https://idiyas.com/company/yachiyo-engineering-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]