Saitama, Japan

Yoshiatsu Yokoo

This inventor holds 13 USPTO granted patents and 1 published patent application. Top assignees: Hoya Corporation, Hoyo Corporation, Other. Active years: 2000-2007.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Yoshiatsu Yokoo. Retrieved from https://idiyas.com/inventor/yoshiatsu-yokoo

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

USPTO Granted Patents = 13 

% Patents Active = 69.2

Average Co-Inventor Count = 3.7

ph-index = 5

Forward Citations = 121(Granted Patents)


Location History:

  • Hidaki, JP (2000)
  • Tokyo, JP (2001)
  • Saitama, JP (2000 - 2007)
  • Hidaka, JP (2001 - 2007)

Company Filing History:


Years Active: 2000-2007

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13 patents (USPTO):Explore Patents

Title: Yoshiatsu Yokoo: Innovator in Optical Technology

Introduction

Yoshiatsu Yokoo is a prominent inventor based in Saitama, Japan. He has made significant contributions to the field of optical technology, holding a total of 13 patents. His work focuses on developing advanced optical devices that enhance communication systems.

Latest Patents

Yokoo's latest patents include an optical switch and an optical add/drop multiplexer. The optical switch is designed to allow easy adjustment of optical parts without the need for a catoptric system. This innovation facilitates the switching process by moving collimator devices that are strategically positioned to face each other. The optical add/drop multiplexer utilizes this optical switch to manage input and output light effectively. Another notable patent involves an optical module formed on a common substrate, which branches an optical signal. This module includes various collimators and a wavelength selecting filter, allowing for precise adjustments to correct the optical axis shift.

Career Highlights

Throughout his career, Yoshiatsu Yokoo has worked with notable companies, including Hoya Corporation. His experience in these organizations has contributed to his expertise in optical technologies and innovations.

Collaborations

Yokoo has collaborated with esteemed colleagues such as Teruo Yamashita and Masahiro Yoshida. These partnerships have fostered a creative environment that has led to groundbreaking advancements in optical technology.

Conclusion

Yoshiatsu Yokoo's contributions to optical technology through his patents and collaborations highlight his role as an influential inventor. His work continues to impact the field, paving the way for future innovations in optical communication 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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