Nagoya, Japan

Masayuki Ichiyanagi

This inventor holds 2 USPTO granted patents and 1 published patent application and 1 EPO patent. Top assignee: Toyota Jidosha Kabushiki Kaisha. Active years: 2012-2016.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Masayuki Ichiyanagi. Retrieved from https://idiyas.com/inventor/masayuki-ichiyanagi

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

USPTO Granted Patents = 2 

% Patents Active = 50.0

 

Average Co-Inventor Count = 7.5

ph-index = 1

Forward Citations = 3(Granted Patents)


Location History:

  • Toyota, JP (2012)
  • Nagoya, JP (2016)

Company Filing History:


Years Active: 2012-2016

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2 patents (USPTO):Explore Patents

Title: Masayuki Ichiyanagi: Innovator in Engine Cleaning and Light-Emitting Technologies

Introduction

Masayuki Ichiyanagi is a notable inventor based in Nagoya, Japan. He has made significant contributions to the fields of engine cleaning compositions and light-emitting technologies. With a total of 2 patents to his name, Ichiyanagi continues to push the boundaries of innovation.

Latest Patents

Ichiyanagi's latest patents include an engine cleaning composition designed to effectively remove sediment formed in engines. This innovative composition consists of a dispersant containing a carboxylic acid and an amine, a chelating agent, a glycol solvent, and a naphthenic oil. Additionally, he has developed a substrate for forming a light-emitting layer, which aims to enhance light-emitting efficiency and improve crystal quality. This light emitter features a single-crystal substrate, an oriented microcrystal layer, and a light-emitting layer made of a nitride semiconductor through a vapor-phase growth method. The oriented microcrystal layer contains crystals with a specific orientation, and the average diameter of the crystal grains ranges from 1 to 1,000 nm.

Career Highlights

Ichiyanagi is currently associated with Toyota Jidosha Kabushiki Kaisha, where he applies his expertise in developing advanced technologies. His work has been instrumental in enhancing the performance and efficiency of automotive components.

Collaborations

Ichiyanagi has collaborated with notable colleagues, including Yoshio Honda and Rentaro Mori, contributing to various innovative projects within the automotive industry.

Conclusion

Masayuki Ichiyanagi's contributions to engine cleaning and light-emitting technologies highlight his role as a key innovator in his field. His patents reflect a commitment to advancing technology and improving efficiency in automotive applications.

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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