Ibaraki, Japan

Takeshi Igarashi

This inventor holds 15 USPTO granted patents and 13 published patent applications and 13 EPO patents. Top assignees: Nitto-Denko Corporation, Hitachi, Ltd., Kansai Paint Company, Ltd.. Active years: 2002-2025.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Takeshi Igarashi. Retrieved from https://idiyas.com/inventor/takeshi-igarashi-eqmnxe0r

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

Calculating rank
USPTO Granted Patents = 15 

% Patents Active = 93.3

 

Average Co-Inventor Count = 3.5

ph-index = 5

Forward Citations = 62(Granted Patents)


Location History:

  • Ayase, JP (2002 - 2003)
  • Isehara, JP (2005)
  • Hitachinaka, JP (2009 - 2019)
  • Osaka, JP (2018 - 2019)
  • Ibaraki, JP (2016 - 2024)

Company Filing History:


Years Active: 2002-2025

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15 patents (USPTO):Explore Patents

Title: Innovation and Ingenuity of Takeshi Igarashi

Introduction

Takeshi Igarashi, an accomplished inventor based in Ibaraki, Japan, has made significant contributions to the field of adhesive technologies. With a total of six patents to his name, Igarashi's work reflects a deep understanding of material science and innovation. His latest inventions are noteworthy advancements that address practical challenges in bonding and protection.

Latest Patents

Igarashi's latest patents include a novel pressure-sensitive adhesive (PSA) sheet designed for precision installation of protection sheets on various surfaces. This innovative PSA sheet features a substrate primarily composed of a resin film and includes a PSA layer on one side. It is designed to facilitate easy removal while ensuring the protection sheet adheres securely to the surface.

Another significant invention by Igarashi is a protection sheet intended for vehicle window plates. This protection sheet consists of a substrate and a PSA layer, exhibiting specific peel strength characteristics that enhance its functionality during wet application methods. The integration of these technologies ensures robust protection for vehicle windows while simplifying the installation process.

Career Highlights

Igarashi’s career is marked by his association with prominent companies such as Nitto Denko Corporation and Kansai Paint Company, Ltd. His work at these establishments has enabled him to develop cutting-edge adhesive solutions that cater to diverse applications in the automotive and manufacturing sectors, enhancing both safety and efficiency.

Collaborations

Throughout his career, Igarashi has collaborated with esteemed colleagues, including Toshitaka Suzuki and Yoshikuni Hirano. These partnerships have fostered a collaborative environment in which innovative ideas are exchanged, leading to the successful development of new technologies and products within the adhesive industry.

Conclusion

Takeshi Igarashi represents a blend of creativity and technical expertise in the realm of adhesive inventions. His contributions through patents affirm his role as a leading innovator, demonstrating how focused research and development can lead to breakthroughs that improve everyday applications. As technology continues to evolve, Igarashi's inventions are sure to leave a lasting impact on the industry, paving the way for future advancements in material bonding and protective solutions.

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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