Kanagawa, Japan

Kousuke Ogura

This inventor holds 7 USPTO granted patents and 5 published patent applications and 5 EPO patents. Top assignee: Mitsubishi Pencil Company, Limited. Active years: 2014-2025.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Kousuke Ogura. Retrieved from https://idiyas.com/inventor/kousuke-ogura

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

USPTO Granted Patents = 7 

% Patents Active = 85.7

 

Average Co-Inventor Count = 1.8

ph-index = 1

Forward Citations = 1(Granted Patents)


Location History:

  • Kanagawa, JP (2014 - 2021)
  • Tokyo, JP (2023)

Company Filing History:


Years Active: 2014-2025

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7 patents (USPTO):Explore Patents

Title: Kousuke Ogura: Innovator in Ink Composition

Introduction

Kousuke Ogura is a notable inventor based in Kanagawa, Japan. He has made significant contributions to the field of ink compositions, particularly for ballpoint pens. With a total of 7 patents to his name, Ogura's work has enhanced the functionality and performance of writing instruments.

Latest Patents

One of Ogura's latest patents is an ink composition for water-based ballpoint pens. This innovative ink composition ensures stable ink flowability, even in fine ballpoint pens, while providing excellent luster for drawn lines and preventing the ball from falling off. The composition includes at least an aluminum pigment and 8 to 25 mass % of solid urethane particles with an average particle size of 0.3 to 10 μm. Another significant patent is for an aqueous ink composition for ballpoint pens, which boasts excellent ink discharging performance, even when the pen point is exposed for extended periods. This composition contains 1 to 35 mass % of titanium oxide with a specific particle size and 1 to 35 mass % of non-tacky urethane particles.

Career Highlights

Kousuke Ogura is currently employed at Mitsubishi Pencil Company, Limited, where he continues to innovate in the field of ink technology. His work has been instrumental in developing high-quality writing instruments that meet the demands of consumers.

Collaborations

Ogura collaborates with talented coworkers, including Akiko Hirayama and Kana Miyoshi, who contribute to the innovative environment at Mitsubishi Pencil Company.

Conclusion

Kousuke Ogura's contributions to ink composition technology have significantly impacted the writing instrument industry. His innovative patents reflect his dedication to enhancing the performance of ballpoint pens, making him a key figure in this field.

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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