Forward Citations = 12

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8 inventors (with patents filed for the assignee):

Hiroshi Nakagawa (1 out of 54 patents)

Toshihiro Ishii (1 out of 36 patents)

Kenji Usui (1 out of 12 patents)

4. Takeshi Noguchi (1 out of 2 patents)

5. Hideo Kawasaki (1 out of 1 patent)

6. Masaji Nakatani (1 out of 1 patent)

7. Hiroshi Takaya (1 out of 1 patent)

8. Sumio Hamada (1 out of 1 patent)

2 patents: Sort by Forward Citations

1. 4317705 - Method for measuring concentration of oxidant or reductant (1982-03-02),

2. 4117080 - Process for regenerating permanganate and/or manganate from manganese (1978-09-26),

Company Badge

USPTO Data Jan 1 1976 - Oct 13 2026

2 Patents

#4,366 in Tokyo

#11,133 in Japan

Tokyo, Japan

Nissan Engineering Ltd.

Forward Citations = 12

8 inventors:

Hiroshi Nakagawa (1 out of 54 patents)

Toshihiro Ishii (1 out of 36 patents)

Kenji Usui (1 out of 12 patents)

4. Takeshi Noguchi (1 out of 2 patents)

5. Hideo Kawasaki (1 out of 1 patent)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Nissan Engineering Ltd.. Retrieved from https://idiyas.com/company/nissan-engineering

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]