Fujisawa, Japan

Shun Izutani

This inventor holds 9 USPTO granted patents and 6 published patent applications, plus 3 CIPO patents and 5 EPO patents. Top assignees: Kobe Steel, Ltd., Daihen Corporation, Kobelco Robotix Co., Ltd.. Active years: 2013-2025.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Shun Izutani. Retrieved from https://idiyas.com/inventor/shun-izutani

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

USPTO Granted Patents = 9 

% Patents Active = 77.8


 

Average Co-Inventor Count = 3.7

ph-index = 2

Forward Citations = 7(Granted Patents)


Location History:

  • Kanagawa, JP (2020)
  • Fujisawa, JP (2013 - 2024)

Company Filing History:


Years Active: 2013-2025

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

Title: Shun Izutani: Innovator in Welding Technology

Introduction

Shun Izutani is a prominent inventor based in Fujisawa, Japan. He has made significant contributions to the field of welding technology, holding a total of 9 patents. His innovative work focuses on developing advanced flux-cored wires and welding methods that enhance the efficiency and quality of welding processes.

Latest Patents

Izutani's latest patents include a novel flux-cored wire and welding method. This flux-cored wire comprises a core flux and an outer skin or sheath. The flux contains a strong deoxidizing metal element, specifically magnesium and aluminum, along with a fluoride powder. The design ensures that at least 60 mass % of the strong deoxidizing metal powder has a grain size of no more than 150 μm, while at least 60 mass % of the fluoride powder has a grain size of no more than 75 μm. The concentration of the flux in the wire ranges from 10-30 mass % relative to the total mass of the wire. Another significant patent involves a flux-cored wire for positive polarity gas-shielded arc welding, which includes specific metal powders and fluorides, ensuring optimal performance and minimal impurities.

Career Highlights

Throughout his career, Shun Izutani has worked with notable companies such as Kobe Steel, Ltd. and Daihen Corporation. His experience in these organizations has allowed him to refine his expertise in welding technology and contribute to various innovative projects.

Collaborations

Izutani has collaborated with esteemed colleagues, including Reiichi Suzuki and Takashi Yashima. Their combined efforts have led to advancements in welding techniques and materials.

Conclusion

Shun Izutani's contributions to welding technology through his patents and collaborations highlight his role as a key innovator in the field. His work continues to influence the industry and improve welding practices worldwide.

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…