Tokyo, Japan

Tadashige Hakoyama

This inventor holds 2 USPTO granted patents and 1 EPO patent. Top assignees: Tokimec Inc., Tokyo Keiki Inc.. Active years: 1996-2023.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Tadashige Hakoyama. Retrieved from https://idiyas.com/inventor/tadashige-hakoyama

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 = 2.9

ph-index = 2

Forward Citations = 221(Granted Patents)


Company Filing History:


Years Active: 1996-2023

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2 patents (USPTO):Explore Patents

Title: Innovations by Tadashige Hakoyama

Introduction

Tadashige Hakoyama is a notable inventor based in Tokyo, Japan. He has made significant contributions to the field of ship navigation technology. With a total of 2 patents, his work focuses on enhancing safety and efficiency in maritime navigation.

Latest Patents

Hakoyama's latest patents include a ship navigation assisting device and a navigation display apparatus for collision avoidance. The ship navigation assisting device features an area setter that defines a polygonal safe navigation area around a target ship. It also includes a collision point calculator that determines potential collision points based on the relative positions and velocities of the ships involved. Additionally, a collision danger area calculator connects these points to outline areas of potential danger.

The navigation display apparatus further aids operators by indicating safe passing distances between ships. It calculates possible collision points and defines a danger area based on the positions and velocities of both the own ship and the target ship. This information is then displayed to help navigators make informed decisions.

Career Highlights

Throughout his career, Hakoyama has worked with prominent companies such as Tokimec Inc. and Tokyo Keiki Inc. His experience in these organizations has contributed to his expertise in navigation technology and innovation.

Collaborations

Some of his notable coworkers include Osamu Yagi and Hideo Yamaguchi. Their collaboration has likely fostered advancements in the projects they have worked on together.

Conclusion

Tadashige Hakoyama's contributions to ship navigation technology through his patents demonstrate his commitment to improving maritime safety. His innovative devices are essential for enhancing navigation practices in the shipping 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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