Sakai, Japan

Yoshizo Kuroiwa

This inventor holds 2 USPTO granted patents, plus 1 CIPO patent. Top assignee: Kubota Corporation. Active years: 1985-1987.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Yoshizo Kuroiwa. Retrieved from https://idiyas.com/inventor/yoshizo-kuroiwa

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


% Patents Active = 100.0


Average Co-Inventor Count = 4.5

ph-index = 2

Forward Citations = 57(Granted Patents)


Company Filing History:


Years Active: 1985-1987

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2 patents (USPTO):Explore Patents

Title: Innovations by Yoshizo Kuroiwa

Introduction

Yoshizo Kuroiwa is a notable inventor based in Sakai, Japan. He has made significant contributions to the field of vehicle technology, particularly in the development of systems that enhance vehicle safety and performance. With a total of 2 patents, Kuroiwa's work reflects a commitment to innovation and practical solutions in the automotive industry.

Latest Patents

Kuroiwa's latest patents include an automatic differential locking system for a working vehicle and a travelling vehicle equipped with obstacle detector sensors. The automatic differential locking system is designed for vehicles with steerable front and rear wheels. It features a selector for choosing the steering mode, an actuator for operating the differential locking mechanism, and a gate that sends control signals to the actuator based on the selected mode. This system allows for accurate course corrections without slipping, particularly during parallel steering.

The second patent, a travelling vehicle equipped with obstacle detector sensors, includes both noncontact and contact-type sensors. The noncontact sensor detects obstacles and automatically reduces the vehicle's speed when necessary. If the contact-type sensor detects an obstacle, the vehicle will stop immediately. This innovative approach enhances safety by preventing collisions and ensuring smoother operation.

Career Highlights

Throughout his career, Kuroiwa has worked with prominent companies such as Kubota Corporation and Katsumi Ito. His experience in these organizations has allowed him to refine his skills and contribute to various innovative projects in the automotive sector.

Collaborations

Kuroiwa has collaborated with notable individuals in his field, including Yoshifumi Yukishige and Kazuo Toyokuni. These partnerships have fostered a creative environment that encourages the exchange of ideas and advancements in technology.

Conclusion

Yoshizo Kuroiwa's contributions to vehicle technology through his patents demonstrate his innovative spirit and dedication to improving safety and performance in the automotive industry. His work continues to influence the development of advanced vehicle systems.

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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