Ibaraki, Japan

Isao Matsushima

This inventor holds 7 USPTO granted patents and 1 published patent application and 1 EPO patent. Top assignees: Ricoh Company, Ltd., Riso Kagaku Corporation. Active years: 2016-2024.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Isao Matsushima. Retrieved from https://idiyas.com/inventor/isao-matsushima

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 = 1.9

ph-index = 2

Forward Citations = 6(Granted Patents)


Location History:

  • Kanagawa, JP (2018 - 2019)
  • Ibaraki, JP (2016 - 2024)

Company Filing History:


Years Active: 2016-2024

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7 patents (USPTO):Explore Patents

Title: Isao Matsushima: Innovator in Coating Technology

Introduction

Isao Matsushima is a prominent inventor based in Ibaraki, Japan. He has made significant contributions to the field of coating technology, holding a total of seven patents. His innovative designs have advanced the capabilities of coating apparatuses and liquid discharge systems.

Latest Patents

Matsushima's latest patents include a coater and liquid discharge apparatus. This coater features a coating device designed to apply a coating liquid onto sheet material. It also includes a rotator that contacts the coated surface of the sheet material, which is equipped with a plurality of fine particles on its circumferential surface. Another notable patent is a coating apparatus and image forming system. This system comprises a coating member, a pressing member, an abutment member, and a restriction member. The coating member is responsible for applying a coating agent to a sheet, while the pressing member forms a nip with the coating member. The abutment member interacts with the coating member at a different position than the nip, and the restriction member limits the movement of the coating member in the separation direction.

Career Highlights

Throughout his career, Isao Matsushima has worked with notable companies such as Ricoh Company, Ltd. and Riso Kagaku Corporation. His experience in these organizations has allowed him to refine his skills and contribute to the development of advanced coating technologies.

Collaborations

Matsushima has collaborated with talented individuals in his field, including Kyosuke Nakada and Kiyoshi Hata. These partnerships have fostered innovation and the sharing of ideas, further enhancing the impact of his work.

Conclusion

Isao Matsushima is a distinguished inventor whose work in coating technology has led to significant advancements in the industry. His patents reflect a commitment to innovation and excellence in design.

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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