Aichi, Japan

Seiji Yamamoto

This inventor holds 2 USPTO granted patents and 1 EPO patent. Top assignees: Exxonmobil Research and Engineering Company, Kabushiki Kaisha Toyota Chuo Kenkyusho. Active years: 2019-2022.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Seiji Yamamoto. Retrieved from https://idiyas.com/inventor/seiji-yamamoto-asch6x44

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

Calculating rank

% Patents Active = 50.0


Average Co-Inventor Count = 6.0

ph-index = 1

Forward Citations = 1(Granted Patents)


Location History:

  • Nagakute, JP (2019)
  • Aichi, JP (2022)

Company Filing History:


Years Active: 2019-2022

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2 patents (USPTO):Explore Patents

Title: Seiji Yamamoto: Innovator in Automotive Technology

Introduction

Seiji Yamamoto is a prominent inventor based in Aichi, Japan, known for his contributions to automotive technology. With a total of 2 patents, he has made significant advancements in vehicle powertrains and internal combustion engines. His work reflects a commitment to improving efficiency and performance in the automotive industry.

Latest Patents

Yamamoto's latest patents include a "Vehicle powertrain with on-board catalytic reformer." This innovative power system features an engine designed to combust an air/fuel mixture, producing a flow of exhaust gas. The system incorporates an exhaust passageway connected to the engine, an exhaust gas recirculation loop, and two conversion zones containing catalysts for fuel reforming and cracking.

Another notable patent is for an "Internal combustion engine," which includes a first and second intake valve, an accelerator open degree sensor, and an ECU that controls the valve opening timing. This design allows for optimized intake gas management based on the vehicle's load, enhancing overall engine performance.

Career Highlights

Throughout his career, Seiji Yamamoto has worked with notable companies such as Toyota Central R&D Labs and ExxonMobil Research and Engineering Company. His experience in these organizations has allowed him to develop and refine his innovative ideas in automotive technology.

Collaborations

Yamamoto has collaborated with esteemed colleagues, including Hiroshi Miyagawa and Seiichi Kunitomi. These partnerships have contributed to the successful development of his patents and innovations.

Conclusion

Seiji Yamamoto's work in automotive technology showcases his dedication to innovation and efficiency. His patents reflect a deep understanding of engine dynamics and a commitment to advancing the automotive industry.

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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