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Nagasaki, Japan

Mitsubishi Heavy Industries Marine Machinery & Equipment Co., Ltd.

USPTO Granted Patents = 13

EPO Patents = 19

Forward Citations = 2

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27 inventors (with patents filed for the assignee):

Taiyo Shirakawa (5 out of 5 patents)

Yukihiro Iwasa (5 out of 6 patents)

Takeshi Tsuji (4 out of 22 patents)

4. Tetsuya Matsuo (3 out of 3 patents)

5. Fumito Hiratani (3 out of 3 patents)

6. Yasuhiro Wada (3 out of 32 patents)

7. Takaya Futae (2 out of 30 patents)

8. Satoshi Makino (2 out of 2 patents)

9. Nao Taniguchi (2 out of 8 patents)

10. Hidetaka Nishimura (2 out of 4 patents)

11. Kenichiro Iwakiri (1 out of 47 patents)

12. Hironori Honda (1 out of 9 patents)

13. Isao Tomita (1 out of 50 patents)

14. Keiichi Shiraishi (1 out of 18 patents)

15. Tatsuya Ishizaki (1 out of 10 patents)

13 patents: Sort by Forward Citations

1. 12209508 - Rotary machine and method of repairing rotary machine (2025-01-28),

2. 12129764 - Turbocharger gas casing and turbocharger (2024-10-29),

3. 12123315 - Turbocharger (2024-10-22),

4. 11835058 - Impeller and centrifugal compressor (2023-12-05),

5. 11732607 - Bearing structure, turbocharger having the same, and assembly method of turbocharger (2023-08-22),

6. 11525753 - Contact vibration detection device, rotary machine including the same, and contact vibration detection method (2022-12-13),

7. 11415021 - Bearing device and turbocharger (2022-08-16),

8. 11396889 - Supercharger and motor cooling method (2022-07-26),

9. 11384766 - Diffuser vane geometry for a centrifugal compressor and turbocharger (2022-07-12),

10. 11371388 - Rotary machine and journal bearing (2022-06-28),

11. 11359647 - Compression device and supercharger (2022-06-14),

12. 11215222 - Turbocharger (2022-01-04),

13. 11199201 - Impeller back surface cooling structure and supercharger (2021-12-14),

Mitsubishi Heavy Industries Marine Machinery & Equipment Co., Ltd. is a leading provider of marine machinery and equipment for ships and offshore applications. Their products include propulsion systems, power generation systems, steering gears, marine cranes, and more. With a focus on innovation and reliability, Mitsubishi Heavy Industries Marine Machinery & Equipment Co., Ltd. is trusted by the maritime industry worldwide.

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

Company Badge

USPTO Data Jan 1 1976 - Dec 30 2025

13 Patents

#3 in Nagasaki

#3,660 in Japan

#43,679 in the World

Nagasaki, Japan

Mitsubishi Heavy Industries Marine Machinery & Equipment Co., Ltd.

Forward Citations = 2

27 inventors:

Taiyo Shirakawa (5 out of 5 patents)

Yukihiro Iwasa (5 out of 6 patents)

Takeshi Tsuji (4 out of 22 patents)

4. Tetsuya Matsuo (3 out of 3 patents)

5. Fumito Hiratani (3 out of 3 patents)

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