Kakogawa, Japan

Hirohiko Tokunaga

This inventor holds 1 USPTO granted patent. Top assignee: Kabushiki Kaisha Kobe Seiko Sho. Active years: 1990.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hirohiko Tokunaga. Retrieved from https://idiyas.com/inventor/hirohiko-tokunaga

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 = 5.0

ph-index = 1

Forward Citations = 16(Granted Patents)


Company Filing History:


Years Active: 1990

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1 patent (USPTO):Explore Patents

Title: Hirohiko Tokunaga: Innovator in Aircraft Lift Generation

Introduction

Hirohiko Tokunaga is a notable inventor based in Kakogawa, Japan. He has made significant contributions to the field of aviation through his innovative designs and patents. His work focuses on enhancing aircraft performance, particularly in lift generation.

Latest Patents

Tokunaga holds a patent for a "Lift Generating Apparatus in Aircraft Employing the Lift Generating." This invention features a generally circular principal wing with a downward-bent peripheral portion, creating a bowl-shaped space. The apparatus includes a high-pressure gas producing device and multiple jet nozzles arranged in a circular pattern within the bowl-shaped space. These jet nozzles eject high-pressure gas radially outward, while suction openings draw in external air, enhancing lift by increasing static pressure within the bowl-shaped space. The design allows for regulated jetting rates to produce horizontal thrust for flight.

Career Highlights

Hirohiko Tokunaga has dedicated his career to advancing aircraft technology. His innovative approach to lift generation has positioned him as a key figure in the aviation industry. He works at Kabushiki Kaisha Kobe Seiko Sho, where he continues to develop and refine his inventions.

Collaborations

Throughout his career, Tokunaga has collaborated with talented individuals such as Toshio Kurosaka and Toshiya Miyake. These partnerships have fostered a creative environment that encourages innovation and the development of groundbreaking technologies.

Conclusion

Hirohiko Tokunaga's contributions to aircraft lift generation demonstrate his commitment to advancing aviation technology. His innovative designs and collaborative efforts continue to influence the industry, paving the way for future advancements.

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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