Aichi, Japan

Toru Nakamura

This inventor holds 17 USPTO granted patents and 6 EPO patents, primarily in Ignition Systems. Top assignees: Ngk Spark Plug Company, Limited, Kabushiki Kaisha Tokai Rika Denki Seisakusho. Active years: 2003-2014.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Toru Nakamura. Retrieved from https://idiyas.com/inventor/toru-nakamura-7ipr6xue

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

Calculating rank

% Patents Active = 35.3

 

Average Co-Inventor Count = 3.0

ph-index = 5

Forward Citations = 92(Granted Patents)


Location History:

  • Aichi-ken, JP (2003)
  • Nagoya, JP (2007)
  • Aichi, JP (2003 - 2013)
  • Inazawa, JP (2014)

Company Filing History:


Years Active: 2003-2014

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Areas of Expertise:
Plasma Jet Spark Plug
Ignition Device
Manufacturing Method
Internal Combustion Engine
Vehicle Engine Starting
Remote Control Apparatus
Transmission Control
Shift Device
Ignition Control
Vehicle Input Device
17 patents (USPTO):Explore Patents

Title: Toru Nakamura: Innovator in Spark Plug Technology

Introduction

Toru Nakamura is a prominent inventor based in Aichi, Japan. He has made significant contributions to the field of spark plug technology, holding a total of 17 patents. His innovative designs and manufacturing methods have advanced the efficiency and performance of internal combustion engines.

Latest Patents

Nakamura's latest patents include a spark plug for internal combustion engines and a method for manufacturing ignition plugs. The spark plug design features a center electrode, an insulator, a metal shell, and a noble metal tip. This design ensures optimal performance by preventing the noble metal tip from moving relative to the center electrode. The manufacturing method involves preparing an insulator with a cavity, positioning a ground electrode, and welding components together to create a reliable ignition plug.

Career Highlights

Throughout his career, Nakamura has worked with notable companies such as NGK Spark Plug Company, Limited and Tokai Rika Co., Ltd. His experience in these organizations has allowed him to refine his skills and contribute to the development of cutting-edge spark plug technologies.

Collaborations

Nakamura has collaborated with talented individuals in the industry, including Tomoaki Kato and Yuichi Yamada. These partnerships have fostered innovation and have been instrumental in the successful development of his patented technologies.

Conclusion

Toru Nakamura's contributions to spark plug technology have made a lasting impact on the automotive industry. His innovative designs and methods continue to enhance engine performance and reliability.

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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