Iwata, Japan

Yoshiyuki Higaki

This inventor holds 7 USPTO granted patents and 3 EPO patents. Top assignee: Yamaha Hatsudoki Kabushiki Kaisha. Active years: 1996-2011.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Yoshiyuki Higaki. Retrieved from https://idiyas.com/inventor/yoshiyuki-higaki

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


% Patents Active = 85.7

 

Average Co-Inventor Count = 3.0

ph-index = 3

Forward Citations = 57(Granted Patents)


Location History:

  • Shizuoka, JP (2009)
  • Iwata, JP (1996 - 2011)

Company Filing History:


Years Active: 1996-2011

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7 patents (USPTO):Explore Patents

Title: The Innovations of Yoshiyuki Higaki

Introduction

Yoshiyuki Higaki is a prominent inventor based in Iwata, Japan. He has made significant contributions to the field of internal combustion engines, holding a total of 7 patents. His work focuses on improving engine efficiency and reducing emissions, showcasing his commitment to innovation in automotive technology.

Latest Patents

Higaki's latest patents include a four-stroke internal combustion engine that features a gas reserving chamber. This chamber communicates with an exhaust port and is designed to reserve burned gas discharged from the combustion chamber. During the expansion stroke, the burned gas flows into the gas reserving chamber while an exhaust valve is opened. Subsequently, this reserved gas is discharged back into the combustion chamber during the intake stroke. Another notable patent is for a four-cycle internal combustion engine and vehicle. This engine is designed with a simplified structure around the cylinder head, despite having multiple cylinders. It aims to improve fuel consumption and reduce nitrogen oxides, incorporating cylinder-sided passages for burnt gases and an inter-cylinder passage for enhanced performance.

Career Highlights

Yoshiyuki Higaki is currently employed at Yamaha Hatsudoki Kabushiki Kaisha, a leading company in the automotive industry. His work at Yamaha has allowed him to develop innovative solutions that address the challenges faced by modern engines. His dedication to research and development has positioned him as a key figure in the field.

Collaborations

Higaki has collaborated with notable coworkers, including Mitsu Suzuki and Masahiro Ito. Their combined expertise has contributed to the advancement of engine technology and the successful implementation of innovative designs.

Conclusion

Yoshiyuki Higaki's contributions to the field of internal combustion engines are noteworthy. His patents reflect a deep understanding of engine mechanics and a commitment to improving efficiency and reducing emissions. His work continues to influence the automotive industry and inspire future innovations.

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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