Toyota, Japan

Tooru Matsubara

This inventor holds 203 USPTO granted patents, plus 1 CIPO patent and 24 EPO patents, primarily in Vehicle Control Systems (CPC class B60W10-08). Top assignees: Toyota Jidosha Kabushiki Kaisha, Aisin Aw Co., Ltd.. Active years: 1991-2024.


% Patents Active = 47.8


 

Average Co-Inventor Count = 4.4

ph-index = 18

Forward Citations = 1,120(Granted Patents)

Forward Citations (Not Self Cited) = 1,073(Dec 10, 2025)


Inventors with similar research interests:

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Location History:

  • Susono, JP (2006 - 2009)
  • Miyoshi, JP (2020)
  • Toyota, JP (1991 - 2024)

Company Filing History:


Years Active: 1991-2024

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Areas of Expertise:
Vehicle Control
Hybrid Vehicle
Anomaly Analysis
Engine Speed Control
Electric Vehicle
Hydraulic Supply
Transmission Control
Drive System
Control Method
Power Limits
Supercharger Pressure
Controller
203 patents (USPTO):Explore Patents

Title: Tooru Matsubara: Revolutionizing Vehicle Anomaly Analysis

Introduction:

Tooru Matsubara, a renowned innovator from Toyota, Japan, has made significant contributions to the automotive industry through his remarkable expertise in vehicle anomaly analysis. With an impressive portfolio of 200 patents, Matsubara has revolutionized the field of automatic transmission and hybrid engine technology. This article explores his latest patents, career highlights, collaborations, and the impact of his pioneering work.

Latest Patents:

Matsubara's recent patents demonstrate his commitment to enhancing automotive performance and reliability. One of his notable breakthroughs is the Vehicle Anomaly Analysis Apparatus, which enables the analysis of anomalies occurring in the shift control operation of automatic transmissions. By utilizing changes in rotational speed during the control operation, this apparatus identifies and specifies the cause of anomalies, improving vehicle diagnostics and maintenance.

Another remarkable innovation by Matsubara is the Control Device for Hybrid Vehicle. By adjusting the maximum rotation speed of the second rotary machine in relation to supercharging pressure, this invention optimizes engine torque across various operating conditions. This enhances power performance while preventing the rotation speed from reaching high and potentially problematic levels.

Career Highlights:

Tooru Matsubara has had an illustrious career, contributing his expertise to esteemed companies such as Toyota Jidosha Kabushiki Kaisha and Aisin AW Co., Ltd. During his tenure, he has tirelessly pursued innovative solutions, earning him widespread recognition and numerous patents. His works have propelled advancements in automatic transmission systems and hybrid vehicle technology, making vehicles more efficient and reliable.

Collaborations:

Matsubara's collaborations with fellow inventors have furthered his impact on the automotive industry. Notably, he has worked alongside Atsushi Tabata and Kenta Kumazaki, driving the development of cutting-edge technologies in their shared pursuit of excellence. Teamwork and collaborative efforts have helped broaden the scope of Matsubara's innovations, resulting in breakthroughs that shape the future of vehicle engineering.

Conclusion:

Tooru Matsubara's remarkable contributions to the automotive industry have cemented his position as a leader in the field of vehicle anomaly analysis and control systems. With a vast patent portfolio and a track record of successful collaborations, his expertise continues to push the boundaries of innovation in automatic transmissions and hybrid vehicle technology. Matsubara's passion for excellence and commitment to enhancing vehicle performance have undoubtedly made a significant impact on the automotive industry, benefiting both manufacturers and consumers alike.

Profile summary based on public USPTO records.
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