Musashimurayama, Japan

Tetsuo Yamagishi

This inventor holds 3 USPTO granted patents. Top assignee: Komatsu Zenoah Kabushiki Kaisha. Active years: 1991-1992.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Tetsuo Yamagishi. Retrieved from https://idiyas.com/inventor/tetsuo-yamagishi

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 = 3.0

ph-index = 2

Forward Citations = 9(Granted Patents)


Company Filing History:


Years Active: 1991-1992

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3 patents (USPTO):Explore Patents

Title: Innovations by Tetsuo Yamagishi: Advancements in Fuel Supply Systems

Introduction

Tetsuo Yamagishi is an accomplished inventor based in Musashimurayama, Japan, who has made significant contributions to the field of engine technology. With a total of three patents to his name, Yamagishi's work primarily revolves around innovative fuel supply systems that enhance the performance and efficiency of internal combustion engines.

Latest Patents

Yamagishi's latest patents showcase his ingenuity in designing advanced fuel supply mechanisms. One notable patent is for a **fuel supply system for an engine**. This invention features a choke device equipped with a starting pump that supplies fuel from a tank to a starting nozzle port through a fuel motor. This design facilitates easier engine ignition by improving the concentration of the mixed gas.

Another key patent is a **fuel supply system for internal combustion engines**. This system encompasses a main fuel passage and a starting fuel passage, designed to work together effectively. The main fuel passage connects the fuel tank and the combustion chamber, while the starting fuel passage is responsive to the engine's temperature, allowing a predetermined amount of fuel to be supplied, thus enhancing the ignition process.

Career Highlights

Yamagishi is associated with Komatsu Zenoah Kabushiki Kaisha, a company renowned for its expertise in engine technologies. His innovative spirit is reflected in his inventions that aim to optimize fuel delivery systems and improve overall engine functionality.

Collaborations

Throughout his career, Yamagishi has collaborated with fellow inventors including Minoru Wada and Isao Morooka. These collaborations have fostered a dynamic exchange of ideas leading to breakthroughs in engine technology and fuel systems.

Conclusion

Tetsuo Yamagishi's contributions to fuel supply systems not only demonstrate his expertise as an inventor but also highlight the importance of innovation in enhancing engine performance. His patents are a testament to his dedication to engineering advancements that can lead to 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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