Tokyo, Japan

Masatoshi Toda

This inventor holds 6 USPTO granted patents and 2 published patent applications and 1 EPO patent. Top assignee: Mitsubishi Rayon Company, Limited. Active years: 1990-2015.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Masatoshi Toda. Retrieved from https://idiyas.com/inventor/masatoshi-toda-ark4mksw

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

Calculating rank
USPTO Granted Patents = 6 

% Patents Active = 100.0


Average Co-Inventor Count = 4.1

ph-index = 4

Forward Citations = 27(Granted Patents)


Location History:

  • Sagamihara, JP (1990)
  • Kanagawa, JP (1990)
  • Kawasaki, JP (1991)
  • Tokyo, JP (1990 - 2015)

Company Filing History:


Years Active: 1990-2015

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6 patents (USPTO):Explore Patents

Title: Masatoshi Toda: Innovator in Light Guide Technology

Introduction

Masatoshi Toda is a prominent inventor based in Tokyo, Japan. He has made significant contributions to the field of light guide technology, holding a total of 6 patents. His innovative work has paved the way for advancements in surface light source devices and related technologies.

Latest Patents

Among his latest patents are several groundbreaking inventions. One notable patent is for a surface light source device, which includes a light guide element designed for optimal light distribution. This light guide element features a light incident surface, a light exit surface, and an underside surface. A foamed surface layer is formed on at least one of these surfaces, enhancing its functionality. Another important patent involves a defect counting method and apparatus, which identifies and counts defect areas in a systematic manner, improving quality control processes.

Career Highlights

Masatoshi Toda has had a distinguished career, working with leading companies in the industry. He has been associated with Mitsubishi Rayon Company, Limited and Mitsubishi Chemical Corporation, where he has contributed to various innovative projects. His expertise in light guide technology has been instrumental in developing new products and improving existing ones.

Collaborations

Throughout his career, Masatoshi has collaborated with notable colleagues, including Hiroshi Okada and Masayoshi Komiya. These partnerships have fostered a creative environment that has led to numerous advancements in their respective fields.

Conclusion

Masatoshi Toda's contributions to light guide technology and his innovative patents have significantly impacted the industry. His work continues to inspire future developments in this field.

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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