Osaka, Japan

Masakazu Sugimoto

This inventor holds 26 USPTO granted patents and 1 EPO patent, primarily in Fuel Cell Technology. Top assignees: Nitto-Denko Corporation, Aquafairy Corporation, Rohm Co., Ltd.. Active years: 1991-2016.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Masakazu Sugimoto. Retrieved from https://idiyas.com/inventor/masakazu-sugimoto

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


% Patents Active = 76.9


Average Co-Inventor Count = 3.5

ph-index = 10

Forward Citations = 346(Granted Patents)


Location History:

  • Osaka, JP (1991 - 2003)
  • Ibaraki, JP (1998 - 2011)
  • Kyoto, JP (2014 - 2016)

Company Filing History:


Years Active: 1991-2016

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Areas of Expertise:
Fuel Cell
Hydrogen Generation
Circuit Board
Multilayer Wiring
Polymer Production
Semiconductor Device
Anisotropic Conductive Film
Flexible Printed Substrate
Wafer-Scale Package
Thermal Expansion
Manufacturing Method
26 patents (USPTO):Explore Patents

Title: Masakazu Sugimoto: Innovator in Fuel Cell Technology

Introduction: Masakazu Sugimoto is a prominent inventor based in Osaka, Japan. With an impressive portfolio of 26 patents, Sugimoto is renowned for his contributions to fuel cell technology and hydrogen generation methods. His innovative approaches have significantly advanced these fields, addressing critical challenges in energy efficiency and sustainability.

Latest Patents: Sugimoto's latest patents focus on enhancing fuel cell efficiency and stability. One notable patent describes a fuel cell that improves contact pressures between electrode layers and metallic layers, ultimately boosting the cell's power output. This invention features a solid polymer electrolyte layer, first and second electrode layers, and electroconductive layers, all integrated through a resin molded body, optimizing the manufacturing process.

Another significant patent presents a packaged hydrogen-generating agent characterized by its stable and repeatable hydrogen-generating reaction. This innovation is designed to resist environmental temperature changes and includes a hydrogen-generating agent enclosed by a deformable covering material and a water-absorbing body. This design ensures a firm attachment at the critical contact area, enhancing overall efficiency in hydrogen generation.

Career Highlights: Masakazu Sugimoto has made his mark in the industry by working with notable companies such as Nitto Denko Corporation and Aquafairy Corporation. Throughout his career, he has focused on research and development in energy-related technologies, contributing both to the academic and industrial sectors.

Collaborations: Collaborating with talented colleagues has played a vital role in Sugimoto's innovative journey. His notable coworkers, Yasushi Inoue and Atsushi Hino, have combined their expertise to drive advancements in fuel cell technologies and hydrogen generation methods.

Conclusion: Masakazu Sugimoto stands out as a key figure in the realm of fuel cell technology and hydrogen generation. With 26 patents to his name, his innovative spirit and dedication to sustainable energy solutions continue to inspire future research and development in these essential fields.

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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