Tokyo, Japan

Shiro Yonezawa

This inventor holds 33 USPTO granted patents, primarily in Automotive Control Systems. Top assignees: Mitsubishi Denki Kabushiki Kaisha, Mitsubishi Electric Corporation. Active years: 1995-2014.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Shiro Yonezawa. Retrieved from https://idiyas.com/inventor/shiro-yonezawa

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


% Patents Active = 69.7

Average Co-Inventor Count = 3.3

ph-index = 6

Forward Citations = 133(Granted Patents)


Location History:

  • Hyogo, JP (1995)
  • Tokyo, JP (1998 - 2014)
  • Chiyoda-ku, JP (2011 - 2014)

Company Filing History:


Years Active: 1995-2014

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Areas of Expertise:
Engine Start Control
Transmission Control
Fuel Supply System
Crank Angle Detection
Ignition Controller
Cylinder Identification
Valve Timing Control
Deceleration Control
Automatic Transmission
Engine Control Apparatus
Fuel Injection Control
33 patents (USPTO):Explore Patents

Title: The Innovations of Shiro Yonezawa

Introduction

Shiro Yonezawa is a prominent inventor based in Chiyoda-ku, Japan, known for his significant contributions in the field of automotive technology. With a remarkable portfolio of 33 patents, Yonezawa has played a crucial role in advancing modern vehicle systems, particularly in engine control and transmission management.

Latest Patents

Among Yonezawa's latest inventions is the *In-vehicle engine start control apparatus*, which introduces a sophisticated method for managing fuel injection and engine restart processes. This innovation involves controlling a DC electric motor to ensure that the engine restarts seamlessly when conditions are optimal, enhancing vehicle reliability and performance.

Another notable patent is the *Control system of transmission*, which features a clutch control unit designed to fine-tune the torque of a clutch motor. This system allows for dynamic adjustments based on the vehicle's operating state, ensuring that the clutch engages effectively using a motor braking force tailored to the vehicle's specific running conditions.

Career Highlights

Shiro Yonezawa has had an illustrious career, having worked for leading companies such as Mitsubishi Denki Kabushiki Kaisha and Mitsubishi Electric Corporation. Throughout his tenure, he has focused on developing innovative solutions that improve the efficiency and functionality of automotive systems.

Collaborations

In addition to his individual contributions, Yonezawa has collaborated with talented colleagues, including Hirofumi Ohuchi and Tatsuhiko Takahashi. Together, they have worked on various projects that leverage their collective expertise in engineering and innovation.

Conclusion

Shiro Yonezawa's innovative spirit and dedication to automotive technology are reflected in his impressive patent portfolio. His contributions continue to influence the automotive industry, driving advancements that enhance vehicle performance and safety. As he continues to develop new technologies, his impact on the field of engineering remains significant.

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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