EPO Patents = 2

Trademarks = 2

Forward Citations = 135

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9 inventors (with patents filed for the assignee):

Hideo Matsui (1 out of 19 patents)

Satoru Ninomiya (1 out of 1 patent)

Yoshimasa Yoshida (1 out of 1 patent)

4. Shigeo Toida (1 out of 1 patent)

5. Akira Ohno (1 out of 1 patent)

6. Kozo Higuchi, Deceased (1 out of 1 patent)

7. By Makoto Higuchi, Heir At Law (1 out of 1 patent)

8. By Yuko Higuchi, Heir At Law (1 out of 1 patent)

9. Tsuneyuki Se (1 out of 1 patent)

10. Hiroyuki Tanaka (3 patents)

11. Yasuhiro Ishiga (0 patent)

12. Norio Ota (0 patent)

13. Masahiko Sukeno (0 patent)

4 patents: Sort by Forward Citations

1. 5141133 - Pouring plug of a container (1992-08-25),

2. 4223044 - Method for breaking a bridge of particulate and ground substances (1980-09-16),

3. 4145397 - Process for recovering molybdenum, vanadium, cobalt and nickel from (1979-03-20),

4. 3999646 - Cylindrical belt conveyor system (1976-12-28),

Company Overview

Marubeni Corporation is a Japanese conglomerate with diversified businesses in various sectors including trading, finance, and investments. The company operates globally and is known for its expertise in industries such as energy, agri-business, and infrastructure. With a long history dating back to 1858, Marubeni is recognized for its innovative solutions and commitment to sustainable development.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 6 2026

4 Patents

#808 in Osaka

#7,573 in Japan

Osaka, Japan

Marubeni Corporation

Forward Citations = 135

9 inventors:

Hideo Matsui (1 out of 19 patents)

Satoru Ninomiya (1 out of 1 patent)

Yoshimasa Yoshida (1 out of 1 patent)

4. Shigeo Toida (1 out of 1 patent)

5. Akira Ohno (1 out of 1 patent)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Marubeni Corporation. Retrieved from https://idiyas.com/company/marubeni

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]

2 patents (EPO):

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]