Yokohama, Japan

Hirotoshi Namazue

This inventor holds 10 USPTO granted patents. Top assignees: Nissan Motor Company Limited, Kokusan Kinzoku Kogyo Co., Ltd., Kokusan Kinzoku Kogyo Kabushiki Kaisha. Active years: 1983-1989.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hirotoshi Namazue. Retrieved from https://idiyas.com/inventor/hirotoshi-namazue

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 = 2.1

ph-index = 10

Forward Citations = 160(Granted Patents)


Location History:

  • Yokohama, JP (1983 - 1987)
  • Tokyo, JP (1984 - 1987)
  • Fujisawa, JP (1989)

Company Filing History:


Years Active: 1983-1989

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10 patents (USPTO):Explore Patents

Title: Hirotoshi Namazue: Innovator in Vehicle Security Technology

Introduction

Hirotoshi Namazue, an innovative inventor based in Yokohama, Japan, has made significant contributions to the field of vehicle security technology. With a remarkable portfolio of 10 patents, his pioneering work focuses primarily on anti-theft devices that enhance the safety and security of automobiles.

Latest Patents

Among his latest innovations is a car anti-theft device, which features a combination of a mechanical key of the reversible type and a steering shaft designed for locking and unlocking a key cylinder. This device is equipped with a stationary housing and a rotatable rotor, significantly improving vehicle security. The key contains electrical contacts arranged on opposite surfaces, which activate an illuminator control circuit that delivers a specific code signal upon energization. It also includes illuminator elements positioned laterally, enhancing the visibility and functionality of the key while preventing unauthorized access.

Another significant creation is the vehicle enabling lock system, controlled by a wireless signal. This advanced system includes a vehicle-side main controller and an external controller formed into a card, allowing for two-way communication between the controllers via wireless signals. Connected to this setup is a vehicle-side lock controller, which communicates with the main controller through signal-conveyable conductors, ultimately serving to reinforce theft prevention through an integrated steering lock mechanism.

Career Highlights

Throughout his career, Hirotoshi has worked with esteemed companies such as Nissan Motor Company Limited and Kokusan Kinzoku Kogyo Co., Ltd. His tenure at these organizations has allowed him to refine his expertise and develop cutting-edge solutions for automotive security.

Collaborations

Hirotoshi collaborated with talented coworkers, including Haruo Mochida and Keiichi Shimizu. These partnerships have been instrumental in fostering creativity and driving forward innovative projects that address the growing concerns surrounding vehicle theft.

Conclusion

Hirotoshi Namazue showcases the power of innovation in the automotive industry. Through his inventive spirit and experienced collaborations, he has paved the way for new security technologies that protect vehicles from theft and enhance the overall safety of drivers. His legacy as an inventor will inspire future developments in vehicle security systems.

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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