Tsuruga, Japan

Katsufumi Kumano

This inventor holds 5 USPTO granted patents. Top assignee: Toyo Boseki Kabushiki Kaisha. Active years: 1992-2007.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Katsufumi Kumano. Retrieved from https://idiyas.com/inventor/katsufumi-kumano

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


% Patents Active = 60.0

Average Co-Inventor Count = 5.1

ph-index = 4

Forward Citations = 109(Granted Patents)


Location History:

  • Otsu, JP (1995)
  • Ohtsu, JP (1992 - 2001)
  • Tsuruga, JP (2003 - 2007)

Company Filing History:


Years Active: 1992-2007

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5 patents (USPTO):Explore Patents

Title: Innovations of Katsufumi Kumano

Introduction

Katsufumi Kumano is a notable inventor based in Tsuruga, Japan. He has made significant contributions to the field of materials science, particularly in the development of advanced polyester films. With a total of 5 patents to his name, his work has garnered attention for its innovative applications and environmental considerations.

Latest Patents

Kumano's latest patents include a polyester film for forming and an optical coating film. The polyester film is designed to excel in formability at low temperatures and pressures, while also demonstrating excellent solvent and heat resistance. This film is characterized by specific stress and viscoelasticity properties, making it suitable for various applications. The optical coating film aims to prevent scratches of a specific size, thereby reducing optical defects. This film is particularly applicable in technologies such as liquid crystal displays and touch panels.

Career Highlights

Katsufumi Kumano is associated with Toyo Boseki Kabushiki Kaisha, where he has been instrumental in driving innovation. His work has not only advanced the company's product offerings but has also contributed to the broader field of material sciences.

Collaborations

Kumano has collaborated with notable coworkers, including Katsuya Ito and Atsushi Taga. Their combined expertise has fostered a creative environment that encourages the development of cutting-edge technologies.

Conclusion

Katsufumi Kumano's contributions to the field of materials science through his innovative patents highlight his role as a leading inventor. His work continues to influence various industries, showcasing the importance of innovation in addressing modern challenges.

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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