Higashimatsuyama, Japan

Sokichi Minegishi

This inventor holds 5 USPTO granted patents. Top assignees: Jidosha Kiki Co., Ltd., Hitachi Metals, Ltd., Isuzu Motors Limited. Active years: 1983-1988.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Sokichi Minegishi. Retrieved from https://idiyas.com/inventor/sokichi-minegishi

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

Calculating rank

% Patents Active = 100.0

Average Co-Inventor Count = 3.4

ph-index = 4

Forward Citations = 62(Granted Patents)


Company Filing History:


Years Active: 1983-1988

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5 patents (USPTO):Explore Patents

Title: Sokichi Minegishi: Innovator in Diesel Engine Technology

Introduction

Sokichi Minegishi is a notable inventor from Higashimatsuyama, Japan, recognized for his contributions to diesel engine technology. With a total of 5 patents to his name, Minegishi has made significant advancements in the field, particularly in the development of glow plugs.

Latest Patents

Minegishi's latest patents include innovative designs for glow plugs used in diesel engines. One of his notable inventions is a glow plug that features an elongated ceramic heater retained by a hollow holder. This design allows for improved heating characteristics, enabling rapid heating and extended afterglow capabilities. Another significant patent is the self-regulating temperature controlled glow plug, which incorporates a hollow metal holder and a rod-like ceramic heater. This invention enhances temperature control and efficiency in diesel engines.

Career Highlights

Throughout his career, Minegishi has worked with prominent companies such as Jidosha Kiki Co., Ltd. and Hitachi Metals, Ltd. His work in these organizations has contributed to the advancement of automotive technologies, particularly in the area of engine performance.

Collaborations

Minegishi has collaborated with notable coworkers, including Tozo Takizawa and Koji Hatanaka. These partnerships have fostered innovation and development in the field of diesel engine technology.

Conclusion

Sokichi Minegishi's contributions to diesel engine technology through his patents and collaborations highlight his role as a significant inventor in the automotive industry. His innovative designs continue to influence the performance and efficiency of diesel engines today.

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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