Kiryu, Japan

Mitsuo Yabutsuka

This inventor holds 6 USPTO granted patents. Top assignees: Kabushiki Kaisha Yamada Seisakusho, Yamada Manufacturing Co., Ltd.. Active years: 1995-2013.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Mitsuo Yabutsuka. Retrieved from https://idiyas.com/inventor/mitsuo-yabutsuka

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


% Patents Active = 83.3

Average Co-Inventor Count = 2.3

ph-index = 5

Forward Citations = 87(Granted Patents)


Location History:

  • Kiryu, JP (1995 - 1998)
  • Gunma-ken, JP (2002 - 2013)

Company Filing History:


Years Active: 1995-2013

Loading Chart...
6 patents (USPTO):Explore Patents

Title: Mitsuo Yabutsuka: Innovator in Steering Technologies

Introduction

Mitsuo Yabutsuka is a renowned inventor based in Kiryu, Japan, recognized for his contributions to automotive technology. With a total of six patents to his name, Yabutsuka has made significant advancements in the development of steering position adjustment devices and shock-absorbing apparatuses for steering columns.

Latest Patents

One of Yabutsuka's notable patents is the **Steering Position Adjustment Device**, which introduces a spring mechanism that allows for an easy and rapid attachment for tilt adjustments. This innovative design includes a fixed bracket with tilted flange plates, and a locking piece featuring a guiding edge and locking recess. The spring member comprises distinct locking shaft portions that engage seamlessly with the fixed bracket for enhanced functionality.

Another significant invention is the **Shock Absorbing Apparatus for Steering Column**. This apparatus features a sliding capsule anchored to the vehicle body and a column bracket designed with an elongated shock-absorbing hole. This design incorporates a shaft-like member and crushable edge, which work together to absorb collision energy, thereby enhancing vehicle safety during accidents.

Career Highlights

Throughout his career, Mitsuo Yabutsuka has collaborated with reputable organizations such as Kabushiki Kaisha Yamada Seisakusho and Yamada Manufacturing Co., Ltd. His work has focused on improving steering systems, emphasizing safety and operational efficiency in automotive design.

Collaborations

Yabutsuka has worked alongside talented professionals, including Isao Fujiu and Norihiko Yokota. These collaborations have contributed to the innovative approaches and successful patent submissions that define Yabutsuka's career.

Conclusion

Mitsuo Yabutsuka stands out as a pivotal figure in the realm of automotive innovations, with a firm commitment to enhancing steering technologies. His patented inventions not only reflect his inventive spirit but also contribute substantially to automotive safety and performance. The legacy of Yabutsuka’s work continues to influence the industry, paving the way for future advancements.

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]
Loading…