Tokyo, Japan

Yoshikatu Tokuda

This inventor holds 1 USPTO granted patent. Top assignee: Kabushiki Kaisha Topcon. Active years: 1998.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Yoshikatu Tokuda. Retrieved from https://idiyas.com/inventor/yoshikatu-tokuda

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 = 3.0

ph-index = 1

Forward Citations = 3(Granted Patents)


Company Filing History:


Years Active: 1998

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1 patent (USPTO):Explore Patents

Title: **Yoshikatu Tokuda: Innovator in Direction Finding Systems**

Introduction

Yoshikatu Tokuda, a notable inventor based in Tokyo, Japan, has made significant contributions to the field of navigation technology. He is recognized for his innovative approach to direction finding systems, designed to enhance accuracy and efficiency in tunneling and excavation work.

Latest Patents

Tokuda holds a patent for a **Direction Finding System**, which showcases a remarkable invention capable of positioning directions at two points. This system is particularly beneficial for shifting a ground central baseline and a reference point for tunneling work to underground tunnel shafts. The technology involves a polarized light radiating device that emits a polarized light beam. A direction difference detecting device within the body receives this polarized light and detects the difference between the polarized light beam's direction and a predetermined direction. The system includes essential components such as a rotatory polarizing plate and a condenser lens, which further enhances the precision of the determined position and rotation of the polarizing plate.

Career Highlights

Yoshikatu Tokuda is associated with Kabushiki Kaisha Topcon, a leading company in precision measurement and control technology. His work there emphasizes innovation and practical applications of technology in real-world scenarios. The direction-finding method developed by Tokuda stands as a testament to his inventive spirit and technical expertise.

Collaborations

In his endeavors, Tokuda has collaborated with fellow innovators such as Fumio Ohtomo and Kenichiro Yoshino. Their joint efforts within Kabushiki Kaisha Topcon reflect the synergy of ideas and talents, contributing to the advancement of navigation technologies in the industry.

Conclusion

Yoshikatu Tokuda is an exemplary figure in the realm of inventions that improve tunneling and excavation processes. His patent for the direction finding system exemplifies his commitment to innovation and technological advancement, making a lasting impact in the field. As he continues to work with his colleagues at Kabushiki Kaisha Topcon, further breakthroughs in directional navigation are certainly on the horizon.

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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