Tokyo, Japan

Nobuyuki Otozawa

This inventor holds 12 USPTO granted patents and 8 published patent applications and 11 EPO patents. Top assignees: Asahi Glass Company, Limited, Agc Inc.. Active years: 2007-2025.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Nobuyuki Otozawa. Retrieved from https://idiyas.com/inventor/nobuyuki-otozawa

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

USPTO Granted Patents = 12 

% Patents Active = 50.0

 

Average Co-Inventor Count = 3.0

ph-index = 3

Forward Citations = 28(Granted Patents)


Location History:

  • Yokohama-shi, JP (2007)
  • Chiyoda-ku, JP (2011 - 2012)
  • Tokyo, JP (2011 - 2021)

Company Filing History:


Years Active: 2007-2025

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

Title: Nobuyuki Otozawa: Innovator in Fluororesin Technology

Introduction

Nobuyuki Otozawa is a prominent inventor based in Tokyo, Japan. He has made significant contributions to the field of materials science, particularly in the area of fluororesin technology. With a total of 12 patents to his name, Otozawa has established himself as a key figure in innovation.

Latest Patents

Otozawa's latest patents include a method for surface modification of fluororesin. This method enables graft polymerization at a lower temperature than conventional methods. It involves reacting a fluororesin with a radical reactive compound in the presence of an organometallic compound. Another notable patent is for production methods for 1,3-dioxolane compound and perfluoro(2,2-dimethyl-1,3-dioxole). This invention outlines a method that includes several steps, such as bringing hexafluoroacetone monohydrate into contact with a metal fluoride and subsequently with fluorine gas.

Career Highlights

Throughout his career, Otozawa has worked with notable companies, including Asahi Glass Company, Limited and AGC Inc. His work has significantly impacted the development of advanced materials used in various applications.

Collaborations

Otozawa has collaborated with talented individuals such as Taiki Hoshino and Daisuke Jomuta. These collaborations have further enhanced his innovative capabilities and contributed to his success in the field.

Conclusion

Nobuyuki Otozawa is a distinguished inventor whose work in fluororesin technology has led to numerous patents and advancements in materials science. His contributions continue to influence the industry and inspire future innovations.

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…