Forward Citations = 6

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12 inventors (with patents filed for the assignee):

Tsutomu Itoh (1 out of 33 patents)

Hideaki Takahashi (1 out of 8 patents)

Koichi Tsukiyama (1 out of 2 patents)

4. Chiharu Wada (1 out of 2 patents)

5. Keitaro Kunugiza (1 out of 2 patents)

6. Koichi Tsutsumi (1 out of 2 patents)

7. Satoshi Teramura (1 out of 2 patents)

8. Hideo Nagasaka (1 out of 12 patents)

9. Hiroshi Saitoh (1 out of 8 patents)

10. Tadao Morita (1 out of 4 patents)

11. Takashi Watanabe (1 out of 34 patents)

12. Masahiro Yamamoto (1 out of 11 patents)

2 patents: Sort by Forward Citations

1. 4966629 - Hot forming mold and method of manufacturing the same (1990-10-30),

2. 4805069 - Powder charging apparatus and electrostatic powder painting apparatus (1989-02-14),

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USPTO Data Jan 1 1976 - Oct 20 2026

2 Patents

#23 in Yamaguchi

#11,139 in Japan

Yamaguchi, Japan

Onada Cement Co., Ltd

Forward Citations = 6

12 inventors:

Tsutomu Itoh (1 out of 33 patents)

Hideaki Takahashi (1 out of 8 patents)

Koichi Tsukiyama (1 out of 2 patents)

4. Chiharu Wada (1 out of 2 patents)

5. Keitaro Kunugiza (1 out of 2 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Onada Cement Co., Ltd. Retrieved from https://idiyas.com/company/onada-cement-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]