Shizuoka, Japan

Junichiro Tokutomi

This inventor holds 3 USPTO granted patents and 1 published patent application and 1 EPO patent. Top assignees: Yazaki Corporation, The University of Tokyo. Active years: 2019-2026.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Junichiro Tokutomi. Retrieved from https://idiyas.com/inventor/junichiro-tokutomi

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 = 2.8

ph-index = 1


Location History:

  • Susono, JP (2019)
  • Shizuoka, JP (2020)

Company Filing History:


Years Active: 2019-2026

Loading Chart...
Loading Chart...
3 patents (USPTO):Explore Patents

Title: Junichiro Tokutomi: Innovator in Carbon Nanotube Technology

Introduction

Junichiro Tokutomi is a prominent inventor based in Shizuoka, Japan. He has made significant contributions to the field of materials science, particularly in the development of carbon nanotube technologies. With a total of 3 patents to his name, Tokutomi's work has the potential to revolutionize various applications in electronics and materials engineering.

Latest Patents

One of Tokutomi's latest patents is for a carbon nanotube composite wire and its manufacturing method. This innovative wire includes a substrate, carbon nanotubes, and a thin metal film formed on the carbon nanotubes. The carbon nanotube has a peak ratio (G/D) of a G band to a D band in a Raman spectrum of 5 or more and 30 or less. Additionally, the carbon nanotube occupied area ratio is 10% or less, and an amorphous layer made from a metal oxide is present at the interface between the carbon nanotube and the thin metal film, with a thickness ranging from 1 nm to 5 nm.

Another notable patent is for a carbon nanotube composite material, which consists of a metal base material and carbon nanotube electrically-conductive path portions. The metal base material is made from a polycrystalline substance with rod-shaped metal crystal grains oriented in a specific direction. The carbon nanotube electrically-conductive path portions are formed from doped carbon nanotubes, creating an electrically-conductive path along the longitudinal direction of the metal base material.

Career Highlights

Throughout his career, Junichiro Tokutomi has worked with esteemed organizations such as Yazaki Corporation and The University of Tokyo. His experience in these institutions has allowed him to collaborate with leading experts in the field and contribute to groundbreaking research.

Collaborations

Tokutomi has collaborated with notable colleagues, including Jun Yanagimoto and Ken Nishiura. These partnerships have further enhanced his research and development efforts in carbon nanotube technologies.

Conclusion

Junichiro Tokutomi's innovative work in carbon nanotube technology showcases his expertise and dedication to advancing materials science. His patents reflect a commitment to developing cutting-edge solutions that could have a lasting impact on various industries.

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]
Loading…