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Mitsubishi Corporation

Calculating rank

USPTO Granted Patents = 101

% Expired Patents = 11.9

CIPO Patents = 2

EPO Patents = 12

Trademarks = 13

Forward Citations = 2,873

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147 inventors (with patents filed for the assignee):

Makoto Saito (24 out of 100 patents)

Hiroyuki Harada (6 out of 40 patents)

Ryuji Monden (5 out of 60 patents)

4. Kunio Kondo (5 out of 60 patents)

5. Takeshi Igarashi (4 out of 69 patents)

6. Donald Ray Huffman (4 out of 6 patents)

7. Wolfgang Krätschmer (4 out of 4 patents)

8. Eiji Inoue (3 out of 66 patents)

9. Eiki Tsushima (3 out of 5 patents)

10. Kazuyuki Murakami (3 out of 3 patents)

11. Susumu Katagiri (3 out of 3 patents)

12. Jun Imamura (3 out of 5 patents)

13. Yoshio Uchiyama (3 out of 9 patents)

14. Junya Nakatani (3 out of 8 patents)

15. Shunichi Momiki (3 out of 3 patents)

Core Competencies:

Lubricating Oil

Production Method

Data Management

Hydrogen Generation

Power Converter

Sintered Magnet

Digital Content

Carbon Fiber

Pharmaceutical Compositions

High Pressure Hydrogen

Refrigeration Cycle

Electronic Control

101 patents: Sort by Forward Citations

1. 12696679 - Fullerene derivative and production method therefor (2026-07-28),

2. 12679733 - Fullerene derivative, fullerene derivative production method, deposit, film, and electronic device (2026-07-14),

3. 12517027 - Method of inspecting lubricating oil composition and method of producing lubricating oil composition (2026-01-06),

4. 12421423 - Polishing method, machine device manufacturing method, and machine device (2025-09-23),

5. 12205070 - Product return/replacement system, product return/replacement server, and product return/replacement device (2025-01-21),

6. 12049601 - Method for producing lubricating oil composition, and lubricating oil composition (2024-07-30),

7. 11932820 - Lubricating oil composition and method for producing lubricating oil composition (2024-03-19),

8. 11407960 - Lubricating oil composition and method for producing same (2022-08-09),

9. 11136298 - Method for producing fullerene derivative (2021-10-05),

10. 10526293 - Method for producing fullerene derivative (2020-01-07),

11. 10343972 - Fullerene derivative, fluororesin composition, and lubricant (2019-07-09),

12. 9879921 - Heat exchanger and refrigeration cycle device including the heat exchanger (2018-01-30),

13. 9806594 - Drive device for power converter and driving method of power converter (2017-10-31),

14. 9469203 - Battery information output equipment for power supply and demand leveling system (2016-10-18),

15. 9340117 - Power supply and demand leveling system (2016-05-17),

Company Overview

Mitsubishi Corporation, headquartered in Tokyo, Japan, is a leading general trading company engaged in a diverse range of sectors, including lubricating oil composition. The company specializes in the development and production of advanced lubricating oils, focusing on innovative production methods and data management solutions. Additionally, Mitsubishi is involved in hydrogen generation technologies, power converters, and the manufacturing of sintered magnets. Its expertise extends to digital content and carbon fiber, positioning it as a key player in various technological domains.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Nov 3 2026

101 Patents

#540 in Tokyo

#1,116 in Japan

#7,725 in the World

Mitsubishi Corporation

Forward Citations = 2,873

147 inventors:

Makoto Saito (24 out of 100 patents)

Hiroyuki Harada (6 out of 40 patents)

Ryuji Monden (5 out of 60 patents)

4. Kunio Kondo (5 out of 60 patents)

5. Takeshi Igarashi (4 out of 69 patents)

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

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]

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