Forward Citations = 29

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6 inventors (with patents filed for the assignee):

Kinya Kawakami (2 out of 2 patents)

Masao Toriwaki (2 out of 2 patents)

Tomoaki Ishino (2 out of 2 patents)

4. Morio Okazaki (1 out of 1 patent)

5. Koji Takahashi (1 out of 1 patent)

6. Takeo Fushiki (1 out of 1 patent)

3 patents: Sort by Forward Citations

1. 4800611 - Plate cleaning apparatus and cleaning roller therefor (1989-01-31),

2. 4799284 - Plate cleaning apparatus and cleaning roller therefor (1989-01-24),

3. 4609039 - Counterflow heat exchanger (1986-09-02),

Company Badge

USPTO Data Jan 1 1976 - Oct 20 2026

3 Patents

#3,548 in Tokyo

#8,932 in Japan

Tokyo, Japan

Toyo Netsukogyo Kaisha Ltd.

Forward Citations = 29

6 inventors:

Kinya Kawakami (2 out of 2 patents)

Masao Toriwaki (2 out of 2 patents)

Tomoaki Ishino (2 out of 2 patents)

4. Morio Okazaki (1 out of 1 patent)

5. Koji Takahashi (1 out of 1 patent)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Toyo Netsukogyo Kaisha Ltd.. Retrieved from https://idiyas.com/company/toyo-netsukogyo-kaisha

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]