Tano-gun, Japan

Mitsuhiko Furusawa

This inventor holds 2 USPTO granted patents. Top assignee: Mitsubishi Pencil Kabushiki Kaisha. Active years: 1996-1997.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Mitsuhiko Furusawa. Retrieved from https://idiyas.com/inventor/mitsuhiko-furusawa

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 = 2.7

ph-index = 2

Forward Citations = 26(Granted Patents)


Location History:

  • Tano-gun, JP (1996)
  • Gumma-ken, JP (1997)

Company Filing History:


Years Active: 1996-1997

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2 patents (USPTO):Explore Patents

Title: Mitsuhiko Furusawa: Innovator in Writing Ink Technology

Introduction

Mitsuhiko Furusawa is a notable inventor based in Tano-gun, Japan. He has made significant contributions to the field of writing ink technology, holding a total of 2 patents. His innovative work focuses on creating erasable and environmentally friendly ink compositions.

Latest Patents

Furusawa's latest patents include an erasable writing ink composition and an aqueous ink composition. The erasable writing ink composition allows for easy erasure with an eraser after writing. This composition consists of 2 to 50% by weight of a resin, which can be styrene-butadiene rubber or acrylonitrile-butadiene rubber, along with other components such as colored spherical fine particles and water. The aqueous ink composition comprises a dye, water, and a pH adjustor, where all components except the pH adjustor are food additives or conforming materials.

Career Highlights

Furusawa is associated with Mitsubishi Pencil Kabushiki Kaisha, a company known for its high-quality writing instruments. His work has contributed to the development of innovative products that enhance the writing experience for users.

Collaborations

Throughout his career, Furusawa has collaborated with talented individuals such as Yasuaki Ogiwara and Kaname Masugi. These collaborations have fostered a creative environment that encourages the development of new ideas and technologies.

Conclusion

Mitsuhiko Furusawa's contributions to writing ink technology demonstrate his commitment to innovation and quality. His patents reflect a deep understanding of materials and their applications in everyday products.

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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