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For the Inventor, By the Inventor

Chiryu, Japan

Koji Tsunenaga

This inventor holds 7 USPTO granted patents. Top assignee: Denso Corporation. Active years: 2004-2022.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Koji Tsunenaga. Retrieved from https://idiyas.com/inventor/koji-tsunenaga

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

USPTO Granted Patents = 7

% Patents Active = 100.0

Average Co-Inventor Count = 2.8

ph-index = 4

Forward Citations = 28(Granted Patents)


Location History:

  • Chiryu, JP (2004 - 2007)
  • Kariya, JP (2022)

Company Filing History:

goldMedal7 out of 20,394 
 
Denso Corporation
 patents

Years Active: 2004-2022

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7 patents (USPTO):Explore Patents
1. 11276524 - Ignition coil (2022-03-15),
2. 7234454 - Ignition coil and method for manufacturing an ignition coil (2007-06-26),
3. 6897755 - Ignition coil for internal combustion engine (2005-05-24),
4. 6810868 - Ignition coil for internal combustion engine (2004-11-02),
5. 6781500 - Ingition coil for internal combustion engine (2004-08-24),
6. 6776147 - Ignition coil assembly for engine (2004-08-17),
7. 6675786 - Ignition coil assembly for engine (2004-01-13),

Title: The Innovations of Koji Tsunenaga

Introduction

Koji Tsunenaga is a prominent inventor based in Chiryu, Japan. He has made significant contributions to the field of ignition technology, holding a total of 7 patents. His work has been instrumental in advancing the efficiency and reliability of ignition coils used in various applications.

Latest Patents

Tsunenaga's latest patents include innovative designs for ignition coils. One notable patent describes an ignition coil that features a coil main body portion, a conductive member, and a protective portion. This design generates high voltage and ensures a secure electrical connection to the spark plug. The conductive member is uniquely arranged within the protective portion, which possesses insulating properties. Additionally, the conductive member includes an elastic portion that allows for deformation, enhancing its functionality. Another patent focuses on a method for manufacturing an ignition coil, detailing the integration of insulative materials and various components to improve performance.

Career Highlights

Throughout his career, Koji Tsunenaga has been associated with Denso Corporation, a leading company in automotive technology. His work has not only contributed to the company's success but has also set new standards in ignition coil design and manufacturing.

Collaborations

Tsunenaga has collaborated with notable colleagues such as Jyunichi Wada and Kazutoyo Osuka. Their combined expertise has fostered innovation and development within the field of ignition technology.

Conclusion

Koji Tsunenaga's contributions to ignition technology through his patents and collaborations have significantly impacted the automotive industry. His innovative designs continue to enhance the performance and reliability of ignition systems.

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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