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For the Inventor, By the Inventor

Osaka, Japan

Kubota Corporation


USPTO Granted Patents = 2,667



Trademarks = 99

Forward Citations = 19,775

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2,620 inventors (with patents filed for the assignee):

goldMedal Yuji Fukuda (107 out of 110 patents)

silverMedal Hirokazu Ito (74 out of 75 patents)

bronzeMedal Yoshitaka Higashikawa (66 out of 66 patents)

4.  Yoshikazu Togoshi (60 out of 61 patents)

5.  Junta Kuwae (58 out of 60 patents)

6.  Nobuyuki Yamashita (48 out of 48 patents)

7.  Keisuke Miura (45 out of 46 patents)

8.  Atsushi Shinkai (44 out of 53 patents)

9.  Kazuo Samejima (44 out of 45 patents)

10.  Katsuhiko Uemura (43 out of 43 patents)

11.  Akira Minoura (43 out of 44 patents)

12.  Ryota Hamamoto (38 out of 39 patents)

13.  Hiroaki Nakagawa (37 out of 39 patents)

14.  Takeshi Komorida (37 out of 37 patents)

15.  Kazuo Koike (36 out of 37 patents)


Core Competencies:
Row Detection System
Agricultural Machine
Electric Working Machine
Telematics Service System
Farming Support System
Utility Vehicle
Hydraulic System
Autonomous Vehicles
Crop Row Detection
Mobile Machine
Work Tool Mounting Mechanism
Agricultural Assistance System

2,667 patents:

1. 12491951 - Electric work vehicle (2025-12-09),
2. 12491750 - Air cooling system for an electric vehicle (2025-12-09),
3. 12490664 - Turning control for autonomous agricultural vehicle (2025-12-09),
4. 12488586 - Row detection system and agricultural machine (2025-12-02),
5. 12485976 - Work vehicle (2025-12-02),
6. 12485762 - Working machine (2025-12-02),
7. 12485747 - Swivel working machine (2025-12-02),
8. 12479516 - Multipurpose vehicle (2025-11-25),
9. 12473975 - Work vehicle and method for controlling work vehicle (2025-11-18),
10. 12473714 - Work vehicle with dust intrusion prevention mechanism (2025-11-18),
11. 12473709 - Working machine (2025-11-18),
12. 12472845 - Electric working machine and method of activating electric working machine (2025-11-18),
13. 12471532 - Work machine (2025-11-18),
14. 12469169 - Crop row detection system, agricultural machine having a crop row detection system, and method of crop row detection (2025-11-11),
15. 12467698 - Thermal cracking tube with fluid agitating element (2025-11-11),
Kubota Corporation is a leading manufacturer of agricultural and construction machinery based in Japan. Established in 1890, the company has a strong presence worldwide, providing a wide range of products including tractors, combine harvesters, excavators, wheel loaders, and more. Kubota is committed to innovation and sustainability, constantly striving to develop advanced technologies that improve productivity and reduce environmental impact. With a global network of dealers and strong customer support, Kubota aims to contribute to the prosperity of society through their high-quality products and services.
This text is generated by artificial intelligence and may not be accurate.

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USPTO Data Jan 1 1976 - Dec 9 2025

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2,667 Patents

#13 in Osaka

#90 in Japan

#343 in the World

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Osaka, Japan

Kubota Corporation

Forward Citations = 19,775

2,620 inventors:

goldMedal Yuji Fukuda (107 out of 110 patents)

silverMedal Hirokazu Ito (74 out of 75 patents)

bronzeMedal Yoshitaka Higashikawa (66 out of 66 patents)

4.  Yoshikazu Togoshi (60 out of 61 patents)

5.  Junta Kuwae (58 out of 60 patents)

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