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Mitsubishi Jukogyo Kabushiki Kaisha

USPTO Granted Patents = 1,326

CIPO Patents = 2

EPO Patents = 2

Trademarks = 13

Forward Citations = 15,638

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2,448 inventors (with patents filed for the assignee):

Atsushi Tatani (38 out of 41 patents)

Nobuhiko Irie (36 out of 42 patents)

Naohiko Ukawa (32 out of 41 patents)

4. Susumu Okino (31 out of 96 patents)

5. Shigeaki Mitsuoka (25 out of 34 patents)

6. Masaki Iijima (24 out of 115 patents)

7. Masakazu Onizuka (22 out of 31 patents)

8. Toru Takashina (21 out of 49 patents)

9. Kenichi Yanagi (21 out of 21 patents)

10. Tadashi Hirakawa (21 out of 21 patents)

11. Akira Hasegawa (20 out of 101 patents)

12. Taku Shimizu (20 out of 22 patents)

13. Naoharu Shinoda (19 out of 19 patents)

14. Takahisa Hirano (18 out of 18 patents)

15. Norihisa Kobayashi (17 out of 40 patents)

Core Competencies:

Direct Injection Technology

Denitration Processes

Ammonia Decomposition Catalysts

Exhaust Gas Treatment

Tire Vulcanization Mechanism

Solid Oxide Fuel Cells

Heavy Oil Dehydration

Pulverized Coal Combustion

Acoustic Wall Technology

Carbon Dioxide Removal

Sewage Treatment Processes

Printer Ink Management

1,326 patents: Sort by Forward Citations

1. 10344729 - Engine including direct injector and port injector (2019-07-09),

2. 7655204 - Heat-treated active carbons for use in denitration, processes for producing same, denitration method using same, and denitration system using same (2010-02-02),

3. 7465429 - Heat-treated active carbons for use in denitration, processes for producing same, denitration method using same, and denitration system using same (2008-12-16),

4. RE39041 - Ammonia decomposition catalysts (2006-03-27),

5. 6896858 - Gas refining system (2005-05-24),

6. 6773680 - Combustion exhaust gas treatment system (2004-08-10),

7. 6740297 - Combustion exhaust gas treatment system (2004-05-25),

8. 6655941 - Central mechanism for a tire vulcanizer (2003-12-02),

9. 6517792 - Combustion exhaust gas treatment system (2003-02-11),

10. 6511636 - Combustion exhaust gas treatment system (2003-01-28),

11. 6504068 - Method for converting a plastic waste into oil in a stainless steel reactor (2003-01-07),

12. 6373966 - Print quality examining apparatus (2002-04-16),

13. 6316138 - Solid oxide electrolyte fuel cell (2001-11-13),

14. 6234332 - Swaying hoisted load-piece damping control apparatus (2001-05-22),

15. 6216817 - Damping structural substance and a damping coat forming method (2001-04-17),

Mitsubishi Jukogyo Kabushiki Kaisha, commonly known as Mitsubishi, is a Japanese multinational conglomerate company. It has a diverse range of businesses, including automotive, industrial, heavy machinery, electronics, and more. Mitsubishi's rich history dates back to 1870 and it has established a strong presence worldwide. The company focuses on innovation, sustainability, and delivering high-quality products and services to its customers.

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

Company Badge

USPTO Data Jan 1 1976 - Dec 9 2025

1,326 Patents

#79 in Tokyo

#164 in Japan

#728 in the World

Mitsubishi Jukogyo Kabushiki Kaisha

Forward Citations = 15,638

2,448 inventors:

Atsushi Tatani (38 out of 41 patents)

Nobuhiko Irie (36 out of 42 patents)

Naohiko Ukawa (32 out of 41 patents)

4. Susumu Okino (31 out of 96 patents)

5. Shigeaki Mitsuoka (25 out of 34 patents)

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