Tokyo, Japan

Yoshihiko Tachikawa

This inventor holds 3 USPTO granted patents. Top assignee: Yokogawa Electric Corporation. Active years: 1998-1999.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Yoshihiko Tachikawa. Retrieved from https://idiyas.com/inventor/yoshihiko-tachikawa

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 = 5.1

ph-index = 3

Forward Citations = 37(Granted Patents)


Company Filing History:


Years Active: 1998-1999

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3 patents (USPTO):Explore Patents

Title: Innovator Spotlight: Yoshihiko Tachikawa

Introduction

Yoshihiko Tachikawa, an esteemed inventor based in Tokyo, Japan, has made significant contributions to the field of optical technology. With three patents to his name, Tachikawa continues to push the boundaries of innovation through his work at Yokogawa Electric Corporation.

Latest Patents

One of Tachikawa's notable recent inventions is the optical-fiber inspection device. This device is designed to detect the distance to a reflection point within the Device Under Test (DUT) and measure the amount of reflected light. It achieves this by dividing a frequency-swept laser beam into two. One beam travels through a reference light path while the other is directed into the DUT. By analyzing the frequency of the interference signals generated by an optical detector, it effectively enhances the accuracy of optical inspections. Another significant invention by Tachikawa is an optical spectrum analyzer and spectrometer, which further exemplifies his innovative capabilities in optical measurement technology.

Career Highlights

Working at Yokogawa Electric Corporation, Tachikawa has established a reputation as a leading inventor in his field. His dedication to developing advanced optical technologies has played a crucial role in enhancing the company's product offerings and has positioned Yokogawa as a global leader in the industry.

Collaborations

Throughout his career, Tachikawa has collaborated with esteemed colleagues, including Yoshihiro Sampei and Yasuyuki Suzuki. These partnerships have fostered a creative environment that promotes the sharing of ideas and expertise, driving further innovation within the company.

Conclusion

Yoshihiko Tachikawa’s innovative spirit and commitment to excellence in optical technology have earned him recognition in the field of inventions. His latest patents not only showcase his technical prowess but also contribute to the advancement of optical measurements, cementing his legacy as an influential inventor in the 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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