Kanagawa, Japan

Toshio Hirota

This inventor holds 6 USPTO granted patents. Top assignees: Fuji Electric Co., Ltd., Fuji Electric Corporate Research and Developement Ltd.. Active years: 1986-1992.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Toshio Hirota. Retrieved from https://idiyas.com/inventor/toshio-hirota-9acs8gvs

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 = 1.6

ph-index = 6

Forward Citations = 76(Granted Patents)


Location History:

  • Kanagawa, JP (1986 - 1991)
  • Kawasaki, JP (1991 - 1992)

Company Filing History:


Years Active: 1986-1992

Loading Chart...
6 patents (USPTO):Explore Patents

Title: Innovations of Toshio Hirota in Fuel Cell Technology

Introduction

Toshio Hirota is a notable inventor based in Kanagawa, Japan. He has made significant contributions to the field of fuel cell technology, holding a total of 6 patents. His work focuses on improving the efficiency and functionality of fuel cells, which are essential for sustainable energy solutions.

Latest Patents

Hirota's latest patents include a fuel-cell power-generation system that features a plurality of fuel-cell stacks operated in electrically parallel connection. These stacks are individually controlled for the amounts of reaction gases fed to them, corresponding to the ratios of load allotment. This innovative approach allows each stack to maintain a standard gas utilization factor. Additionally, he has developed a lateral layer-built fuel cell stack and module structure. This design comprises a fuel cell layered body with multiple unit cells, each containing a matrix layer for holding an electrolyte and a pair of electrode layers. The separators in this design feature vertical and horizontal passages for reaction gases, enhancing the overall efficiency of the fuel cell system.

Career Highlights

Throughout his career, Toshio Hirota has worked with prominent companies such as Fuji Electric Co., Ltd. and Fuji Electric Corporate Research and Development Ltd. His experience in these organizations has allowed him to refine his expertise in fuel cell technology and contribute to various innovative projects.

Collaborations

Hirota has collaborated with notable colleagues, including Osamu Yamamoto and Tomohiro Sugiyama. These partnerships have fostered a creative environment that has led to advancements in fuel cell technology.

Conclusion

Toshio Hirota's contributions to fuel cell technology through his patents and collaborations highlight his role as a key innovator in the field. His work continues to influence the development of sustainable energy solutions.

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]
Loading…