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For the Inventor, By the Inventor

Gyoda, Japan

Isao Tokumoto

This inventor holds 3 USPTO granted patents and 2 published patent applications. Top assignee: Adv Antest Corporation. Active years: 1996-2003.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Isao Tokumoto. Retrieved from https://idiyas.com/inventor/isao-tokumoto

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

USPTO Granted Patents = 3 

% Patents Active = 100.0

Average Co-Inventor Count = 1.2

ph-index = 2

Forward Citations = 20(Granted Patents)


Location History:

  • Gyoda, JP (1996 - 1999)
  • Tokyo, JP (2003)

Company Filing History:

goldMedal3 out of 2,281 
 
Adv Antest Corporation
 patents

Years Active: 1996-2003

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3 patents (USPTO):Explore Patents
1. 6549281 - Monochromator and spectrometric method (2003-04-15),
2. 5867271 - Michelson interferometer including a non-polarizing beam splitter (1999-02-02),
3. 5532818 - Difference dispersive double-path monochromator having (1996-07-02),

Title: Isao Tokumoto: Innovator in Spectrometric Technology

Introduction

Isao Tokumoto is a notable inventor based in Gyoda, Japan. He has made significant contributions to the field of spectrometric technology, holding a total of 3 patents. His work has advanced the understanding and application of monochromators and interferometers.

Latest Patents

One of his latest patents is a monochromator and spectrometric method. In this invention, the measured beam, which is diffracted by a plane diffraction grating, is collected by a collimator to be returned. The measured beam is displaced by a displacement member in a direction parallel to the rulings of the plane diffraction grating. It then passes through a first cut-off slit that has a predetermined width formed in a direction perpendicular to the direction of the rulings. Another significant patent is a Michelson interferometer that includes a non-polarizing beam splitter. These innovations showcase his expertise in optical technologies.

Career Highlights

Isao Tokumoto is currently associated with Adv Antest Corporation, where he continues to develop cutting-edge technologies. His work at the company has positioned him as a key player in the field of optical measurement systems.

Collaborations

He has collaborated with Shigeki Nishina, contributing to various projects that enhance the capabilities of spectrometric devices.

Conclusion

Isao Tokumoto's contributions to the field of spectrometric technology are noteworthy. His patents reflect a deep understanding of optical systems and their applications. His ongoing work at Adv Antest Corporation continues to influence advancements in this area.

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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