Hiroshima, Japan

Tetsuro Butsuen

This inventor holds 18 USPTO granted patents, primarily in Vehicle Suspension Systems. Top assignees: Mazda Motor Corporation, Mazada Motor Corporation. Active years: 1992-1997.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Tetsuro Butsuen. Retrieved from https://idiyas.com/inventor/tetsuro-butsuen

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 = 3.6

ph-index = 12

Forward Citations = 873(Granted Patents)


Location History:

  • Hiroshima, JP (1992 - 1996)
  • Hiroshima-ken, JP (1996 - 1997)

Company Filing History:


Years Active: 1992-1997

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Areas of Expertise:
Suspension Apparatus
Driving State Feedback
Automatic Brake Control
Integrated Controller
Running-Safety System
Vibration Control
Navigation Control
Obstacle Sensing
Shock Absorber
Variable Damping
Steering Characteristics
Contact Preventive
18 patents (USPTO):Explore Patents

Title: Tetsuro Butsuen – Innovator in Automotive Technology

Introduction

Tetsuro Butsuen, a prominent inventor based in Hiroshima, Japan, is known for his significant contributions to automotive technology. With a total of 18 patents to his name, Butsuen has been at the forefront of innovative solutions that enhance vehicle performance and safety.

Latest Patents

Among his latest patents, the suspension apparatus with driving state feedback for vehicles stands out. This innovative suspension control system employs feedback to regulate the sprung mass acceleration signal and incorporates methods to include the unsprung mass acceleration signal in tuning circuits. By optimizing these parameters at a reference frequency of around 10-12 Hz, Butsuen’s invention effectively transforms the sprung mass into a dynamic damper, enhancing ride quality without causing excessive resonance.

Another notable invention is the automatic brake control system, which proactively alerts drivers before engaging the braking mechanism based on the velocities of both the vehicle in motion and the vehicle ahead. This system calculates a desired vehicle distance, establishing a warning distance that factors in the driver’s perception, thereby preventing unnecessary alerts and improving overall driving safety.

Career Highlights

Tetsuro Butsuen's career includes significant tenures at major automotive companies like Mazda Motor Corporation. His work in these organizations has empowered him to develop cutting-edge technologies that address real-world driving challenges.

Collaborations

Throughout his career, Butsuen has collaborated with notable figures such as Tohru Yoshioka and Yasunori Yamamoto. These partnerships have played a crucial role in enhancing his research and fostering innovation within the automotive sector.

Conclusion

In conclusion, Tetsuro Butsuen's contributions to the field of automotive technology through his numerous patents illustrate his expertise and commitment to innovation. His latest inventions not only address essential aspects of vehicle dynamics but also enhance safety on the roads, solidifying his legacy as a visionary inventor 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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