Yokohama, Japan

Kengo Nagaoka

This inventor holds 2 USPTO granted patents and 1 EPO patent. Top assignee: Mitsubishi Pencil Company, Limited. Active years: 2012-2014.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Kengo Nagaoka. Retrieved from https://idiyas.com/inventor/kengo-nagaoka

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


% Patents Active = 100.0

 

Average Co-Inventor Count = 3.0

ph-index = 1


Location History:

  • Kanagawa, JP (2012)
  • Yokohama, JP (2014)

Company Filing History:


Years Active: 2012-2014

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2 patents (USPTO):Explore Patents

Title: Kengo Nagaoka: Innovator in Writing Implements

Introduction

Kengo Nagaoka is a notable inventor based in Yokohama, Japan. He has made significant contributions to the field of writing implements, holding a total of 2 patents. His innovative designs focus on enhancing user experience and durability.

Latest Patents

Nagaoka's latest patents include a unique writing implement that features a tubular outer shell surrounding a grip member. This design incorporates an inner shell made of a soft material, which allows users to feel a comfortable fit while the outer shell protects it from damage. Additionally, he has developed a writing implement with a knock mechanism that includes a damper space, which cushions impact during normal operation. This mechanism allows for a smooth push-out operation of the writing tip, enhancing the overall functionality of the writing tool.

Career Highlights

Kengo Nagaoka is currently employed at Mitsubishi Pencil Company, Limited, where he continues to innovate in the design of writing instruments. His work has contributed to the company's reputation for quality and user-friendly products.

Collaborations

Throughout his career, Nagaoka has collaborated with talented individuals such as Masayoshi Kiritake and Nobuaki Shimane. These partnerships have fostered a creative environment that encourages the development of cutting-edge writing implements.

Conclusion

Kengo Nagaoka's contributions to the field of writing implements demonstrate his commitment to innovation and user satisfaction. His patents reflect a deep understanding of both functionality and design, making him a significant figure in the industry.

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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