For the Inventor, By the Inventor

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Iwanuma Seiko Corporation

USPTO Granted Patents = 2

% Expired Patents = 100.0

Forward Citations = 4

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4 inventors (with patents filed for the assignee):

Syoji Nakazono (2 out of 6 patents)

Kiyotaka Urashita (2 out of 11 patents)

Koji Chiba (2 out of 2 patents)

4. Kokichi Hori (2 out of 2 patents)

2 patents: Sort by Forward Citations

1. 10855017 - Connector terminal, connector, and size adjustment device (2020-12-01),

2. 10644424 - Connector terminal, connector including the connector terminal, and method for producing the connector terminal (2020-05-05),

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USPTO Data Jan 1 1976 - Oct 13 2026

2 Patents

#35 in Miyagi

#11,133 in Japan

Iwanuma Seiko Corporation

Forward Citations = 4

4 inventors:

Syoji Nakazono (2 out of 6 patents)

Kiyotaka Urashita (2 out of 11 patents)

Koji Chiba (2 out of 2 patents)

4. Kokichi Hori (2 out of 2 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Iwanuma Seiko Corporation. Retrieved from https://idiyas.com/company/iwanuma-seiko

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]

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