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Mitsubishi Heavy Industries Limited

USPTO Granted Patents = 4,621

CIPO Patents = 1,362

EPO Patents = 1,964

Trademarks = 61

Forward Citations = 22,507

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7,212 inventors (with patents filed for the assignee):

Masaki Iijima (85 out of 115 patents)

Yasuoki Tomita (73 out of 76 patents)

Susumu Okino (54 out of 96 patents)

4. Kiyoshi Suenaga (49 out of 51 patents)

5. Takashi Kamijo (42 out of 67 patents)

6. Satoshi Hada (41 out of 66 patents)

7. Shigemi Mandai (40 out of 45 patents)

8. Tsuyoshi Oishi (39 out of 51 patents)

9. Kousuke Katahira (39 out of 45 patents)

10. Tomohiro Numajiri (39 out of 41 patents)

11. Katsunori Tanaka (38 out of 73 patents)

12. Makoto Hattori (37 out of 103 patents)

13. Hideaki Sugishita (37 out of 50 patents)

14. Takuya Hirata (37 out of 69 patents)

15. Kazunari Ide (36 out of 38 patents)

Core Competencies:

Gas Turbine

Hydrogen Supply System

Heat Exchanger

Fiber-Reinforced Composite Material

Magnetic Geared Electrical Machine

Waste Treatment System

Unmanned Vehicle Cooperation

Electric Vertical Takeoff Landing Aircraft

Combustor

Crude Oil Extraction Pump

Information Processing Device

Power Generation System

4,621 patents: Sort by Forward Citations

1. 12492813 - Cooling channel structure and burner (2025-12-09),

2. 12492655 - Gas turbine facility and method for suppressing discharge of ammonia from gas turbine facility (2025-12-09),

3. 12491573 - Welding apparatus and method (2025-12-09),

4. 12486806 - Operation method for gas turbine and control device for gas turbine (2025-12-02),

5. 12486802 - Cylinder for combustor, combustor, and gas turbine (2025-12-02),

6. 12482758 - Substrate for power module and method of producing substrate for power module (2025-11-25),

7. 12480797 - Fuel calculation device, fuel calculation method, and program (2025-11-25),

8. 12480448 - Method for starting gas turbine (2025-11-25),

9. 12479186 - Fiber-reinforced sheet laminate, production method for fiber-reinforced sheet laminate, and production method for structure (2025-11-25),

10. 12479134 - Heating device and heating method (2025-11-25),

11. 12479018 - Workpiece processing method and processing device (2025-11-25),

12. 12477085 - Image information provision device and method, on-board unit of vehicle to transmit captured image at colletion point, and non-transitory computer readable medium (2025-11-18),

13. 12473861 - Fuel supply device for gas turbine and method for controlling fuel supply device for gas turbine (2025-11-18),

14. 12467588 - Hydrogen supply system, hydrogen-consuming plant provided with hydrogen supply system, and method for supplying hydrogen to hydrogen-consuming unit (2025-11-11),

15. 12463483 - Coil for motor, method for manufacturing coil for motor, and motor (2025-11-04),

Mitsubishi Heavy Industries Limited is a diversified global manufacturing company. It operates through various segments including Energy & Environmental, Commercial Aviation & Transportation Systems, Integrated Defense & Space Systems, Machinery & Steel Infrastructure, and Others. MHI offers a wide range of products and services including power generation systems, aircraft, ships, space systems, industrial machinery, and much more.

This text is generated by artificial intelligence and may not be accurate.

Company Badge

USPTO Data Jan 1 1976 - Dec 9 2025

4,621 Patents

#1 in

#54 in Japan

#197 in the World

Mitsubishi Heavy Industries Limited

Forward Citations = 22,507

7,212 inventors:

Masaki Iijima (85 out of 115 patents)

Yasuoki Tomita (73 out of 76 patents)

Susumu Okino (54 out of 96 patents)

4. Kiyoshi Suenaga (49 out of 51 patents)

5. Takashi Kamijo (42 out of 67 patents)

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