Forward Citations = 31

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12 inventors (with patents filed for the assignee):

Ryosaku Akimoto (3 out of 7 patents)

Nobuaki Ito (3 out of 3 patents)

Yukio Yoshida (2 out of 5 patents)

4. Hidetoshi Ishihara (1 out of 25 patents)

5. Kunio Kojima (1 out of 5 patents)

6. Shoichi Hayashi (1 out of 8 patents)

7. Ryutaro Fukumoto (1 out of 6 patents)

8. Akira Tanaka (1 out of 1 patent)

9. Shigetoshi Tanaka (1 out of 1 patent)

10. Shin Watabe (1 out of 8 patents)

11. Hideto Shibata (1 out of 1 patent)

12. Taketoshi Okada (1 out of 1 patent)

5 patents: Sort by Forward Citations

1. 4680874 - Device for extracting water from a load of washed articles (1987-07-21),

2. 4534410 - Air cooling type heat exchanger for a refrigerating apparatus (1985-08-13),

3. 4485863 - Control device for car-mounted air-conditioner (1984-12-04),

4. 4481789 - Air conditioner for vehicles (1984-11-13),

5. 4476919 - Air conditioning apparatus for automobiles (1984-10-16),

Company Overview

Churyo Engineering Co., Ltd. is a leading engineering company specializing in providing sustainable and innovative solutions for a wide range of industries. With a team of highly skilled engineers and technicians, we offer services in design, construction, and maintenance of various engineering projects. Our commitment to quality and customer satisfaction sets us apart in the industry.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 13 2026

5 Patents

#176 in undefined, undefined

#468 in

#51,620 in US

US

Churyo Engineering Co., Ltd.

Forward Citations = 31

12 inventors:

Ryosaku Akimoto (3 out of 7 patents)

Nobuaki Ito (3 out of 3 patents)

Yukio Yoshida (2 out of 5 patents)

4. Hidetoshi Ishihara (1 out of 25 patents)

5. Kunio Kojima (1 out of 5 patents)

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