Wako, Japan

Tadayuki Yoneyama

This inventor holds 6 USPTO granted patents, plus 2 CIPO patents and 2 EPO patents. Top assignees: Honda Motor Co., Ltd., Honda Giken Kogyo Kabushiki Kaisha. Active years: 2000-2019.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Tadayuki Yoneyama. Retrieved from https://idiyas.com/inventor/tadayuki-yoneyama

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


% Patents Active = 66.7


 

Average Co-Inventor Count = 3.7

ph-index = 3

Forward Citations = 49(Granted Patents)


Location History:

  • Saitama, JP (2003 - 2011)
  • Wako, JP (2000 - 2019)

Company Filing History:


Years Active: 2000-2019

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6 patents (USPTO):Explore Patents

Title: Tadayuki Yoneyama: Innovator in Engine Technology

Introduction

Tadayuki Yoneyama is a notable inventor based in Wako, Japan. He has made significant contributions to the field of engine technology, holding a total of 6 patents. His work primarily focuses on improving the efficiency and functionality of internal combustion engines.

Latest Patents

Yoneyama's latest patents include an air/fuel ratio control apparatus for general-purpose engines. This innovative apparatus controls the air/fuel ratio using mixed fuel containing alcohol and gasoline. It operates at a desired engine speed inputted by the operator while regulating the throttle opening. The system estimates the output air/fuel ratio to correct the fuel injection amount, enhancing engine performance. Another significant patent is a fuel feed system for engines, which features a gas-fuel separating unit. This unit effectively separates oil mist from air, preventing malfunctions in the auto fuel cock caused by oil accumulation.

Career Highlights

Throughout his career, Yoneyama has worked with prominent companies such as Honda Motor Co., Ltd. and Honda Giken Kogyo Kabushiki Kaisha. His experience in these organizations has allowed him to develop and refine his innovative ideas in engine technology.

Collaborations

Yoneyama has collaborated with notable coworkers, including Hiroshi Sueshige and Masayuki Yamamoto. Their combined expertise has contributed to the advancement of engine technology and the successful development of various patents.

Conclusion

Tadayuki Yoneyama's contributions to engine technology through his patents and collaborations highlight his role as an influential inventor. His work continues to impact the efficiency and functionality of 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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