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For the Inventor, By the Inventor

Osaka, Japan

Kubota Corporation


USPTO Granted Patents = 2,710



Trademarks = 79

Forward Citations = 19,926

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2,176 inventors (with patents filed for the assignee):

goldMedal Yuji Fukuda (108 out of 111 patents)

silverMedal Hirokazu Ito (75 out of 76 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 (46 out of 47 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 (39 out of 40 patents)

13.  Hiroaki Nakagawa (37 out of 39 patents)

14.  Takeshi Komorida (37 out of 37 patents)

15.  Hiroshi Horii (36 out of 38 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

2,710 patents:

1. 12531293 - Power supply (2026-01-20),
2. 12528385 - Electric working machine and method of activating electric working machine (2026-01-20),
3. 12527258 - Agricultural robot (2026-01-20),
4. 12527257 - Agricultural robot (2026-01-20),
5. 12523292 - Working machine (2026-01-13),
6. 12523011 - Swivel working machine (2026-01-13),
7. 12521679 - Flat membrane element and method for producing same (2026-01-13),
8. 12520766 - Electric mower (2026-01-13),
9. 12516645 - Diesel engine (2026-01-06),
10. 12514143 - Agricultural machine, agricultural work assistance apparatus, and agricultural work assistance system (2026-01-06),
11. D1107760 - Riding mower (2025-12-30),
12. 12511957 - Work vehicle, program, recording medium, and method (2025-12-30),
13. 12510192 - Seal member and pipe joint using the seal member (2025-12-30),
14. 12510106 - Working machine and method of controlling working machine (2025-12-30),
15. 12509854 - Working vehicle (2025-12-30),
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 - Jan 20 2026

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2,710 Patents

#13 in Osaka

#90 in Japan

#340 in the World

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Osaka, Japan

Kubota Corporation

Forward Citations = 19,926

2,176 inventors:

goldMedal Yuji Fukuda (108 out of 111 patents)

silverMedal Hirokazu Ito (75 out of 76 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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