Tokyo, Japan

Masayuki Tsubaki

This inventor holds 9 USPTO granted patents and 1 EPO patent. Top assignees: Mitsubishi Paper Mills Limited, Mitsubishi Denki Kabushiki Kaisha, Mitsubishi Kasei Corporation. Active years: 1993-2017.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Masayuki Tsubaki. Retrieved from https://idiyas.com/inventor/masayuki-tsubaki

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


% Patents Active = 55.6


Average Co-Inventor Count = 3.6

ph-index = 5

Forward Citations = 80(Granted Patents)


Location History:

  • Tokyo, WA (US) (1993)
  • Tokyo, JP (1994 - 2017)

Company Filing History:


Years Active: 1993-2017

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9 patents (USPTO):Explore Patents

Title: Masayuki Tsubaki: Innovator in Total Heat Exchanging Element Paper

Introduction

Masayuki Tsubaki is a prominent inventor based in Tokyo, Japan. He has made significant contributions to the field of materials science, particularly in the development of total heat exchanging element paper. With a total of nine patents to his name, Tsubaki's work focuses on enhancing heat transferability, water vapor permeability, and gas barrier properties in innovative materials.

Latest Patents

Tsubaki's latest patents include a total heat exchanging element paper designed to provide excellent performance in various applications. The invention aims to ensure that there is no mixing of supplied air and discharged air, which is crucial for efficient heat exchange. The paper is primarily made from natural pulp and is characterized by its non-porous cellulosic base, which contains a moisture-absorbing agent. The specifications include a thickness of not more than 100 micrometers and a carbon dioxide permeation constant that meets stringent industry standards. Additionally, the paper exhibits high enthalpy exchangeability, with a water vapor permeability that surpasses 1000 g/m·24 Hr at 20°C and 65% relative humidity.

Career Highlights

Throughout his career, Masayuki Tsubaki has worked with notable companies such as Mitsubishi Paper Mills Limited and Mitsubishi Kasei Corporation. His experience in these organizations has allowed him to refine his expertise in material development and innovation.

Collaborations

Tsubaki has collaborated with esteemed colleagues, including Touru Noda and Junji Harada, to advance research and development in his field. Their combined efforts have contributed to the successful creation of innovative materials that meet modern demands.

Conclusion

Masayuki Tsubaki's work in the field of total heat exchanging element paper showcases his dedication to innovation and excellence. His patents reflect a commitment to improving material properties for better performance in various applications. Tsubaki's contributions continue to influence the industry and inspire future advancements.

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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