Kariya, Japan

Hisakazu Koketsu

This inventor holds 1 USPTO granted patent. Top assignee: Nippondenso Co., Ltd.. Active years: 1986.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hisakazu Koketsu. Retrieved from https://idiyas.com/inventor/hisakazu-koketsu

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 = 5.0

ph-index = 1

Forward Citations = 7(Granted Patents)


Company Filing History:


Years Active: 1986

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1 patent (USPTO):Explore Patents

Title: Hisakazu Koketsu: Innovator in Electronic Ignition Systems

Introduction

Hisakazu Koketsu is a notable inventor based in Kariya, Japan. He has made significant contributions to the field of internal combustion engines, particularly in the area of ignition timing systems. His innovative approach has led to the development of a unique electronic ignition timing adjusting system.

Latest Patents

Hisakazu Koketsu holds a patent for an "Electronic ignition timing adjusting system for internal combustion." This system utilizes the output of a magneto-type generator driven by the engine as a power source. It generates a constant voltage output through a voltage regulator circuit. A sensor detects the rotational angular position of the engine, and the corresponding output signal serves as a reference for electronically determining ignition timing. The system includes an advance angle computing circuit powered by the constant voltage output, ensuring accurate ignition timing even under varying voltage conditions.

Career Highlights

Koketsu has worked at Nippondenso Co., Ltd., where he has been instrumental in advancing ignition technology. His work has not only improved engine performance but has also contributed to the overall efficiency of internal combustion engines. His innovative solutions have garnered attention in the automotive industry.

Collaborations

Hisakazu Koketsu has collaborated with notable colleagues such as Toshihiro Saga and Toshitaka Yamada. Their combined expertise has fostered an environment of innovation and creativity, leading to advancements in automotive technology.

Conclusion

Hisakazu Koketsu's contributions to electronic ignition systems exemplify the spirit of innovation in the automotive industry. His patent reflects a deep understanding of engine mechanics and a commitment to enhancing performance. His work continues to influence the development of more efficient internal combustion engines.

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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