Mishima, Japan

Takayuki Demura

This inventor holds 32 USPTO granted patents and 6 EPO patents, primarily in Internal Combustion Engine Control. Top assignees: Toyota Jidosha Kabushiki Kaisha, Fujitsu Ten Limited, Toyota Jidosha Kogyo Kabushiki Kaisha. Active years: 1982-2017.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Takayuki Demura. Retrieved from https://idiyas.com/inventor/takayuki-demura

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


% Patents Active = 43.8

 

Average Co-Inventor Count = 2.0

ph-index = 8

Forward Citations = 201(Granted Patents)


Location History:

  • Susono, JP (1982 - 1983)
  • Toyota, JP (2012)
  • Mishima, JP (1989 - 2017)

Company Filing History:


Years Active: 1982-2017

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Areas of Expertise:
Fuel Injection Control
Exhaust Gas Purification
Air-Fuel Ratio Control
Ignition Timing Control
Supercharger Controller
Throttle Control
Knocking Detection
Direct-Injection Engine
Flow Control Device
Exhaust Emission
Feedback Control System
Multi-Cylinder Engine
32 patents (USPTO):Explore Patents

Title: Innovations of Takayuki Demura: A Pioneer in Engine Control Systems

Introduction

Takayuki Demura, an accomplished inventor based in Mishima, Japan, has made significant contributions to the field of internal combustion engine technology. With a remarkable portfolio of 32 patents, Demura's work primarily focuses on enhancing engine efficiency and performance. His latest innovations reflect a deep understanding of engine dynamics and modern control systems.

Latest Patents

Among Demura's recent patents is the "Controller of Internal Combustion Engine with Supercharger." This innovative controller incorporates an electronic control unit designed to optimize ignition timing based on the engine's operational state. Key features include the ability to detect abnormal combustion in specific cylinders, execute fuel cuts to prevent damage, and adjust ignition timing for improved performance during supercharged operations.

Another notable patent is the "Air-Fuel Ratio Control Apparatus of a Multi-Cylinder Internal Combustion Engine." This apparatus utilizes a catalytic converter and a downstream air-fuel ratio sensor to maintain optimal combustion conditions. It includes feedback mechanisms to ensure that the air-fuel ratio aligns with established targets, enhancing engine efficiency and emission control.

Career Highlights

Throughout his career, Takayuki Demura has worked with prestigious companies, including Toyota Motor Corporation. His roles within the organization enabled him to apply his inventive skills and contribute to groundbreaking automotive technologies. His dedication to innovation has led to significant advancements in engine performance and efficiency.

Collaborations

Demura has collaborated with notable individuals in the automotive industry, including Hiroshi Sawada and Tetsuji Nagata. These collaborations have fostered a dynamic exchange of ideas and knowledge, further propelling advancements in engine control technologies and systems.

Conclusion

Takayuki Demura stands out as a leading inventor in the automotive sector, with a proven track record of developing innovative solutions for internal combustion engines. His contributions, underscored by his 32 patents, continue to influence the automotive industry, paving the way for more efficient and cleaner combustion technologies. Through his work, Demura exemplifies the spirit of innovation and the pursuit of excellence in the field of engineering.

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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