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Nagakute, Japan

Kabushiki Kaisha Toyota Chuo Kenkyusho

USPTO Granted Patents = 1,139

CIPO Patents = 3

EPO Patents = 90

Trademarks = 1

Forward Citations = 18,182

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1,648 inventors (with patents filed for the assignee):

Yoshiaki Fukushima (39 out of 44 patents)

Arimitsu Usuki (33 out of 37 patents)

Yutaka Nonomura (32 out of 38 patents)

4. Akane Okada (30 out of 33 patents)

5. Yasunori Taga (29 out of 42 patents)

6. Takashi Shimazu (26 out of 86 patents)

7. Hideo Sobukawa (25 out of 26 patents)

8. Tohru Arai (25 out of 26 patents)

9. Osami Kamigaito (25 out of 25 patents)

10. Akihiko Suda (23 out of 34 patents)

11. Takaji Umeno (23 out of 49 patents)

12. Shinji Inagaki (23 out of 25 patents)

13. Katsuhiro Asano (21 out of 38 patents)

14. Hideaki Muraki (20 out of 24 patents)

15. Hiroshi Ito (19 out of 119 patents)

Core Competencies:

Resistance Spot Welding

Porous Oxide Semiconductor

High-Pressure Tank

Carbon Fiber Production

Inorganic Structure Body

Power Generation Apparatus

Electrochemical Device

Non-Contact Power Transmission

Genetic Recombination

Inertial Navigation Device

Electricity Storage Device

Bipolar Plate

1,139 patents: Sort by Forward Citations

1. 12492897 - Inertial force sensor (2025-12-09),

2. 12358068 - Electrode tip for resistance spot welding (2025-07-15),

3. 12304830 - Porous oxide semiconductor particles (2025-05-20),

4. 12247699 - High-pressure tank (2025-03-11),

5. 12241496 - Member for fastening and method of manufacturing same (2025-03-04),

6. 12163258 - Carbon fiber and method for producing the same (2024-12-10),

7. 12048900 - Inorganic structure body, device, and method for manufacturing inorganic structure body (2024-07-30),

8. 12017401 - Molding device (2024-06-25),

9. 12003002 - Power generation apparatus and power generation method (2024-06-04),

10. 11970669 - Lubricant, lubricating composition, and sliding machine (2024-04-30),

11. 11969813 - Spot welding method (2024-04-30),

12. 11915924 - Semiconductor device and method for manufacturing the same (2024-02-27),

13. 11894717 - Voltage setting system for power distribution (2024-02-06),

14. 11782017 - Pump electrode and reference electrode for gas sensor (2023-10-10),

15. 11772186 - Spot welding method (2023-10-03),

KABUSHIKI KAISHA TOYOTA CHUO KENKYUSHO, commonly known as Toyota Central R&D Labs, Inc., is the research and development organization of Toyota Motor Corporation. They aim to contribute to the creation of a prosperous society and the sustainable development of the automobile industry through innovative research and technological advancements. With a focus on mobility, safety, and environmental sustainability, they strive to provide advanced solutions and technologies for the automotive industry.

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

Company Badge

USPTO Data Jan 1 1976 - Dec 30 2025

1,139 Patents

#1 in Nagakute

#199 in Japan

#880 in the World

Nagakute, Japan

Kabushiki Kaisha Toyota Chuo Kenkyusho

Forward Citations = 18,182

1,648 inventors:

Yoshiaki Fukushima (39 out of 44 patents)

Arimitsu Usuki (33 out of 37 patents)

Yutaka Nonomura (32 out of 38 patents)

4. Akane Okada (30 out of 33 patents)

5. Yasunori Taga (29 out of 42 patents)

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