Chiba, Japan

Katsumasa Nakahara

This inventor holds 5 USPTO granted patents and 4 published patent applications and 1 EPO patent. Top assignee: Asahi Glass Company, Limited. Active years: 2000-2004.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Katsumasa Nakahara. Retrieved from https://idiyas.com/inventor/katsumasa-nakahara

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

Calculating rank
USPTO Granted Patents = 5 

% Patents Active = 100.0


Average Co-Inventor Count = 4.4

ph-index = 3

Forward Citations = 30(Granted Patents)


Location History:

  • Ichihara, JP (2000 - 2002)
  • Chiba, JP (2003 - 2004)

Company Filing History:


Years Active: 2000-2004

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5 patents (USPTO):Explore Patents

Title: Innovations of Katsumasa Nakahara

Introduction

Katsumasa Nakahara is a prominent inventor based in Chiba, Japan. He has made significant contributions to the field of ink jet technology, holding a total of 5 patents. His work focuses on enhancing the performance and quality of ink jet recording mediums.

Latest Patents

One of Nakahara's latest patents is for an ink jet recording medium that includes a substrate and an ink receiving layer containing fine inorganic particles. This layer is formed on the substrate and is complemented by a layer containing silica/alumina composite particles. The silica/alumina composite layer is a xerogel with an average pore radius of at least 6.0 nm, which is obtained by removing a solvent from a silica/alumina composite sol. This innovative recording medium is designed to excel in ink absorptivity, providing improved results for ink jet printing applications.

Career Highlights

Katsumasa Nakahara is currently employed at Asahi Glass Company, Limited, where he continues to develop cutting-edge technologies in the field of materials science. His expertise in creating advanced recording mediums has positioned him as a key figure in the industry.

Collaborations

Nakahara has collaborated with notable colleagues, including Toshiya Matsubara and Hachiro Hirano. These partnerships have fostered innovation and contributed to the successful development of new technologies.

Conclusion

Katsumasa Nakahara's work in ink jet technology exemplifies the spirit of innovation and dedication to advancing material sciences. His contributions continue to impact the industry positively, showcasing the importance of research and development in creating effective 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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