Sakai, Japan

Toshifumi Yasuda

This inventor holds 13 USPTO granted patents and 3 EPO patents, primarily in Transmission Technology. Top assignee: Kubota Corporation. Active years: 2022-2025.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Toshifumi Yasuda. Retrieved from https://idiyas.com/inventor/toshifumi-yasuda-7inkng53

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

Calculating rank

% Patents Active = 100.0

 

Average Co-Inventor Count = 2.6

ph-index = 1


Company Filing History:


Years Active: 2022-2025

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Areas of Expertise:
Transfer-case Attaching Device
Transmission Production
Utility Vehicle
Gear Transmission
Work Vehicle
Multipurpose Vehicle
Multiple-purpose Vehicle
13 patents (USPTO):Explore Patents

Title: Innovations by Toshifumi Yasuda: A Look at His Patents and Contributions

Introduction

Toshifumi Yasuda, an accomplished inventor based in Sakai, Japan, has made significant contributions to the field of mechanical engineering. With a total of 13 patents to his name, Yasuda has demonstrated his ingenuity and commitment to innovation, particularly within the automotive sector. His work at Kubota Corporation has solidified his reputation as a leader in developing advanced machinery and vehicle systems.

Latest Patents

Among Yasuda's most notable patents are the "Transfer-case attaching device and multi-purpose vehicle including the transfer-case attaching device" and "Transmission and method for producing transmission."

The transfer-case attaching device features a unique fixation mechanism that utilizes a connection bolt designed with a screw shaft portion, a large-diameter shaft portion, and a flange portion. This ingenious design incorporates a tightening-amount limited region, restricting the tightening of the connection bolt to a predetermined amount to ensure optimal performance and safety.

His transmission invention comprises a speed change gearbox equipped with a shifter that operates through a movement of a cam pin in a guide groove. This mechanism allows for seamless gear switching and includes innovative machining techniques to enhance the gearbox's performance.

Career Highlights

At Kubota Corporation, Yasuda has played a pivotal role in driving innovation through his engineering expertise. His dedication to improving automotive technology has led to the successful development of multiple patented inventions. His efforts have significantly contributed to the company's advancements in vehicle systems, providing enhanced functionality and reliability in their products.

Collaborations

Throughout his career, Yasuda has collaborated with fellow inventors Yusuke Morita and Akihiro Takami, showcasing a spirit of teamwork and collaboration that often leads to groundbreaking advancements. These partnerships highlight the importance of collaborative innovation in achieving impactful technological progress.

Conclusion

Toshifumi Yasuda's contributions to the field of mechanical engineering through his inventive work at Kubota Corporation underline the significance of innovation in modern automotive technology. With a total of 13 patents, his advancements continue to shape the industry, illustrating the profound impact of dedicated inventors on the world of machinery and vehicles.

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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