Aiko Engineering Co., Ltd.

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USPTO Granted Patents = 3

Forward Citations = 47

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7 inventors (with patents filed for the assignee):

Toru Iwamoto (1 out of 2 patents)

Sachio Shimizu (1 out of 4 patents)

Kenichi Yatsuda (1 out of 1 patent)

4. Meitoku Chin (1 out of 1 patent)

5. Seishu Yonaha (1 out of 1 patent)

6. Eikichi Shinagawa (1 out of 1 patent)

7. Takayuki Adachi (1 out of 2 patents)

3 patents: Sort by Forward Citations

1. 5299389 - Automatic grinding apparatus (1994-04-05),

2. 4744517 - Ultra-high-pressure rotary water jet gun (1988-05-17),

3. 4448574 - Extra-high pressure water pump (1984-05-15),

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USPTO Data Jan 1 1976 - Oct 27 2026

3 Patents

#3,552 in Tokyo

#8,938 in Japan

Tokyo, Japan

Aiko Engineering Co., Ltd.

Forward Citations = 47

7 inventors:

Toru Iwamoto (1 out of 2 patents)

Sachio Shimizu (1 out of 4 patents)

Kenichi Yatsuda (1 out of 1 patent)

4. Meitoku Chin (1 out of 1 patent)

5. Seishu Yonaha (1 out of 1 patent)

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