Tochigi, Japan

Shyoji Tokushima

This inventor holds 2 USPTO granted patents. Top assignee: Honda Giken Kogyo Kabushiki Kaisha. Active years: 1991-1992.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Shyoji Tokushima. Retrieved from https://idiyas.com/inventor/shyoji-tokushima

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 = 2.7

ph-index = 2

Forward Citations = 52(Granted Patents)


Company Filing History:


Years Active: 1991-1992

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2 patents (USPTO):Explore Patents

Title: Shyoji Tokushima: Innovator in Power Transmission Technology

Introduction

Shyoji Tokushima is a notable inventor based in Tochigi, Japan. He has made significant contributions to the field of power transmission technology, particularly in the automotive industry. With a total of 2 patents, Tokushima's work focuses on enhancing the performance and efficiency of four-wheel-drive motor vehicles.

Latest Patents

One of Tokushima's latest patents is a "Power transmitting apparatus for four-wheel-drive motor vehicle." This innovative apparatus allows for the distribution and transmission of drive power from a power unit to both front and rear drive road wheels. It enables the rotational speeds of these wheels to differ, enhancing vehicle performance. The design includes a casing, output shaft, and multiple planetary gear mechanisms that work together to optimize power distribution.

Another significant patent is the "Apparatus for controlling the distribution of drive power for motor." This system is designed for all-wheel-drive vehicles and regulates the drive power transmitted to auxiliary drive wheels. It features a hydraulic pressure source and a control system that adjusts the hydraulic pressure to manage the power distribution effectively. Additionally, it includes a failure detecting system to ensure reliability in the hydraulic system.

Career Highlights

Shyoji Tokushima is currently employed at Honda Giken Kogyo Kabushiki Kaisha, a leading automotive manufacturer. His work at Honda has allowed him to apply his innovative ideas in real-world applications, contributing to the advancement of automotive technology.

Collaborations

Throughout his career, Tokushima has collaborated with talented individuals such as Yoshinobu Ezure and Kazuhiko Shimada. These collaborations have fostered a creative environment that encourages the development of groundbreaking technologies.

Conclusion

Shyoji Tokushima's contributions to power transmission technology have made a significant impact on the automotive industry. His innovative patents reflect his dedication to improving vehicle performance and efficiency. As he continues to work at Honda, his future endeavors are likely to lead to further advancements in automotive technology.

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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