Hiroshima, Japan

Koji Yoshizu

This inventor holds 1 USPTO granted patent. Top assignee: Toyo Kogyo Co., Ltd.. Active years: 1976.

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

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


% Patents Active = 100.0

Average Co-Inventor Count = 2.0

ph-index = 1

Forward Citations = 2(Granted Patents)


Company Filing History:


Years Active: 1976

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1 patent (USPTO):Explore Patents

Title: Koji Yoshizu: Innovator in Ignition Systems

Introduction

Koji Yoshizu is a notable inventor based in Hiroshima, Japan. He has made significant contributions to the field of internal combustion engines, particularly through his innovative ignition system. His work has garnered attention for its unique approach to ignition timing.

Latest Patents

Yoshizu holds a patent for an "Ignition system for an internal combustion engine." This invention includes a pair of breaker contacts that are connected in parallel with the primary coil of ignition coil means. One contact provides a normal ignition timing, while the other offers a delayed timing. Additionally, the system features a pair of time delay means, which include a normally closed contact providing a predetermined time delay and a normally open contact offering a longer predetermined time delay. This configuration allows for a normal ignition timing for a certain period after engine start, followed by a delayed ignition timing, and then a return to normal ignition timing.

Career Highlights

Koji Yoshizu is associated with Toyo Kogyo Co., Ltd., where he has been instrumental in developing advanced ignition systems. His expertise in this area has contributed to the company's reputation for innovation in automotive technology.

Collaborations

Yoshizu has worked alongside his coworker, Kingo Okitsu, to further enhance the development of ignition systems. Their collaboration has led to advancements that benefit the automotive industry.

Conclusion

Koji Yoshizu's contributions to ignition systems exemplify the spirit of innovation in the automotive sector. His patent reflects a deep understanding of engine mechanics and a commitment to improving performance. His work continues to influence the development of more efficient ignition systems in modern vehicles.

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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