Toyota, Japan

Akira Hiraku

This inventor holds 3 USPTO granted patents. Top assignees: Toyota Jidosha Kabushiki Kaisha, Horie Metal Co., Ltd.. Active years: 1989-1991.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Akira Hiraku. Retrieved from https://idiyas.com/inventor/akira-hiraku

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 = 5.1

ph-index = 3

Forward Citations = 35(Granted Patents)


Location History:

  • Okazaki, JP (1989)
  • Toyota, JP (1989 - 1991)

Company Filing History:


Years Active: 1989-1991

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3 patents (USPTO):Explore Patents

Title: Akira Hiraku: Innovator in Fuel Purification Technology

Introduction

Akira Hiraku is a notable inventor based in Toyota, Japan. He has made significant contributions to the field of fuel purification technology, holding a total of 3 patents. His innovative designs focus on improving the efficiency and functionality of fuel systems in vehicles.

Latest Patents

Hiraku's latest patents include a charcoal canister designed for use in a fuel purge system of an internal combustion engine. This charcoal canister features an activated carbon layer arranged centrally within the housing, extending across the entire cross-section. The design includes two chambers, with a fuel vapor inlet pipe and a purge pipe connected to the first chamber, while an air inlet pipe connects to the second chamber. Another significant patent is a device for purifying fuel vapors generated in vehicle fuel tanks. This device incorporates a valve that normally closes a through hole in the tank's upper wall, along with a flap that closes the filler pipe, which opens when a fuel dispensing nozzle is inserted.

Career Highlights

Throughout his career, Akira Hiraku has worked with prominent companies, including Toyota Motor Corporation and Horie Metal Co., Ltd. His experience in these organizations has allowed him to develop and refine his innovative ideas in fuel purification technology.

Collaborations

Hiraku has collaborated with several talented individuals, including Morio Minezawa and Eiji Mori. Their combined expertise has contributed to the successful development of his patented technologies.

Conclusion

Akira Hiraku's work in fuel purification technology showcases his innovative spirit and dedication to improving vehicle efficiency. His patents reflect a commitment to advancing automotive technology and addressing environmental concerns.

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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