Kobe, Japan

Yoji Yudate

This inventor holds 15 USPTO granted patents and 3 published patent applications and 3 EPO patents, primarily in Hydraulic Drive Systems. Top assignee: Kawasaki Jukogyo Kabushiki Kaisha. Active years: 2014-2026.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Yoji Yudate. Retrieved from https://idiyas.com/inventor/yoji-yudate

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

Calculating rank
USPTO Granted Patents = 15 

% Patents Active = 80.0

 

Average Co-Inventor Count = 3.4

ph-index = 4

Forward Citations = 27(Granted Patents)


Company Filing History:


Years Active: 2014-2026

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Areas of Expertise:
Hydraulic Drive Device
Excavator Drive System
Controller Unit
Liquid-Pressure System
Drive Control Method
Construction Machine
Operating Machine
Drive Control System
Hydraulic Drive Control
Drive Controller
15 patents (USPTO):Explore Patents

Title: The Innovative Contributions of Yoji Yudate

Introduction

Yoji Yudate is a prominent inventor based in Kobe, Japan, known for his significant contributions to hydraulic systems in construction machinery. With a total of 15 patents to his name, Yudate has made remarkable advancements that enhance the efficiency and functionality of hydraulic excavators.

Latest Patents

Yudate's latest patents include a hydraulic excavator drive system and a hydraulic drive system for construction machines. The hydraulic excavator drive system features a first pump that supplies hydraulic oil to a boom cylinder and a bucket cylinder, along with a second pump for an arm cylinder and a third pump for a slewing motor. This innovative design allows for simultaneous operations, improving the overall performance of the excavator. The hydraulic drive system of a construction machine incorporates a boom control valve, a pump, and a regenerative valve, which work together to optimize the boom's operation through effective pressure management.

Career Highlights

Yoji Yudate is currently employed at Kawasaki Jukogyo Kabushiki Kaisha, a leading company in the field of machinery and technology. His work at Kawasaki has allowed him to develop and refine his inventions, contributing to the company's reputation for innovation and quality in hydraulic systems.

Collaborations

Yudate has collaborated with notable coworkers, including Hideyasu Muraoka and Kazuya Iwabe. Their teamwork has fostered an environment of creativity and innovation, leading to the development of advanced hydraulic technologies.

Conclusion

Yoji Yudate's contributions to hydraulic systems in construction machinery exemplify the impact of innovative thinking in engineering. His patents not only enhance the functionality of excavators but also reflect his commitment to advancing technology in the industry.

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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