Osaka, Japan

Kohei Nagao

This inventor holds 27 USPTO granted patents and 6 published patent applications, primarily in Working Machines. Top assignee: Kubota Corporation. Active years: 2022-2026.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Kohei Nagao. Retrieved from https://idiyas.com/inventor/kohei-nagao

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

Calculating rank
USPTO Granted Patents = 27 

% Patents Active = 92.6

Average Co-Inventor Count = 2.9

ph-index = 2

Forward Citations = 16(Granted Patents)


Location History:

  • Osaka, JP (2022 - 2024)
  • Sakai, JP (2023 - 2024)

Company Filing History:


Years Active: 2022-2026

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Areas of Expertise:
Working Machine
Work Vehicle
Hydraulic System
Speed Control
Controller
Control Method
Work Vehicle Controller
Work Vehicle Speed Control
Hydraulic Control
Vehicle Control
Machine Operation
Work Vehicle Technology
27 patents (USPTO):Explore Patents

Title: Kohei Nagao: Innovator in Work Vehicle Technology

Introduction

Kohei Nagao is a distinguished inventor based in Osaka, Japan, known for his contributions to work vehicle technology. With an impressive portfolio of 20 patents, Nagao continues to drive innovations that enhance the performance and functionality of machinery in this sector.

Latest Patents

Among his notable inventions are two significant patents: a control method for a work vehicle and a working machine. The work vehicle patent introduces a primary pressure control valve that manages the pilot primary pressure of pilot oil, while a secondary pressure control valve oversees the pilot secondary pressure. The integrated control circuitry adjusts the engine's rotation speed based on a target rotation speed, regulating both pressure control valves to maintain optimal engine performance.

The working machine patent encompasses a sophisticated detection and control system featuring first and second rotation detectors for the left and right traveling motors, respectively. This technology enables automatic deceleration, improving safety and efficiency during operation. The system determines whether to engage automatic deceleration based on the rotation speeds detected, providing a mechanism that optimizes the machine's performance during straight traveling.

Career Highlights

Kohei Nagao is currently employed at Kubota Corporation, a leader in agricultural and industrial equipment. His role involves pioneering new technologies that elevate the standard of work vehicles used in various sectors. His dedication to research and development has solidified his position as an influential figure in the field of engineering.

Collaborations

In his innovative journey, Nagao collaborates closely with talented individuals such as Yuji Fukuda and Ryota Hamamoto. Together, they contribute to the collective advancement of technology within Kubota Corporation, working on groundbreaking projects that shape the future of work machinery.

Conclusion

Kohei Nagao's contributions to work vehicle technology illustrate the profound impact of his innovations on the industry. With a robust portfolio of patents and collaborations with esteemed colleagues, Nagao exemplifies the spirit of invention in contemporary engineering. His ongoing work promises to inspire further advancements in machinery and improve operational efficiency for users worldwide.

Profile summary based on public USPTO records.
Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]
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