Tokyo, Japan

Tadaaki Otokuni

This inventor holds 1 USPTO granted patent. Top assignees: Nippon Air Brake Co., Ltd., Nissan Motor Company Limited. Active years: 1986.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Tadaaki Otokuni. Retrieved from https://idiyas.com/inventor/tadaaki-otokuni

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

Calculating rank

% Patents Active = 100.0

Average Co-Inventor Count = 4.0

ph-index = 1

Forward Citations = 5(Granted Patents)


Company Filing History:


Years Active: 1986

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1 patent (USPTO):Explore Patents

Title: Tadaaki Otokuni: Innovator in Brake Technology

Introduction

Tadaaki Otokuni is a notable inventor based in Tokyo, Japan. He has made significant contributions to the field of automotive technology, particularly in brake systems. His innovative approach has led to the development of a unique brake device that enhances vehicle safety and performance.

Latest Patents

Otokuni holds a patent for a "Brake device for controlling brake operation on inclines." This invention is designed to supply pressure fluid from a pressure source to the brake actuating devices of a vehicle's wheels. The device features a brake retainer valve that includes a valve element and a valve seat. When the vehicle is on an upward slope, the brake and clutch pedals can be depressed in a sequence that prevents the release of pressure fluid from the brake actuating devices. This mechanism ensures that the vehicle remains stationary on inclines, enhancing safety.

Career Highlights

Throughout his career, Tadaaki Otokuni has worked with prominent companies in the automotive industry. He has been associated with Nippon Air Brake Co., Ltd. and Nissan Motor Company Limited. His experience in these organizations has allowed him to refine his skills and contribute to advancements in brake technology.

Collaborations

Otokuni has collaborated with notable colleagues, including Keiji Nakagawa and Hitoshi Kubota. Their combined expertise has fostered innovation and development in the field of automotive safety.

Conclusion

Tadaaki Otokuni's contributions to brake technology exemplify the importance of innovation in enhancing vehicle safety. His patented brake device represents a significant advancement in controlling brake operations on inclines. Through his work, Otokuni has made a lasting impact on 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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