Kyoto, Japan

Masashi Shoji

This inventor holds 10 USPTO granted patents and 3 published patent applications and 1 EPO patent. Top assignees: Panasonic Corporation, Matsushita Electric Industrial Co., Ltd., Panasonic Intellectual Property Management Co., Ltd.. Active years: 2002-2020.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Masashi Shoji. Retrieved from https://idiyas.com/inventor/masashi-shoji

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

USPTO Granted Patents = 10 

% Patents Active = 50.0


Average Co-Inventor Count = 4.0

ph-index = 3

Forward Citations = 63(Granted Patents)


Location History:

  • Osaka, JP (2002 - 2010)
  • Kyoto, JP (2014 - 2020)

Company Filing History:


Years Active: 2002-2020

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

Title: Masashi Shoji: Innovator in Fuel Cell Technology

Introduction

Masashi Shoji is a prominent inventor based in Kyoto, Japan. He has made significant contributions to the field of fuel cell technology, holding a total of 10 patents. His innovative work focuses on enhancing the efficiency and functionality of fuel cells, which are crucial for sustainable energy solutions.

Latest Patents

Among his latest patents, Shoji has developed a catalyst layer for fuel cells. This catalyst layer comprises a plurality of carbon particles, catalyst particles, and at least one plate-shaped carbon member positioned between the carbon particles. The catalyst particles are supported on the surfaces of the carbon particles, and the plate-shaped carbon member can be substituted with a rod-shaped carbon member. Additionally, he has patented a gas diffusion layer for fuel cells, which includes a porous material made of conductive particles and a polymer resin. This gas diffusion layer features pores ranging from 0.01 µm to 0.05 µm and hollows from 1 µm to 200 µm. The manufacturing process for this layer involves several steps, including kneading, rolling, baking, and adjusting the thickness of the mixture.

Career Highlights

Shoji has worked with notable companies such as Panasonic Corporation and Matsushita Electric Industrial Co., Ltd. His experience in these organizations has allowed him to refine his skills and contribute to groundbreaking advancements in fuel cell technology.

Collaborations

Throughout his career, Masashi Shoji has collaborated with talented individuals, including Hitoshi Ishimoto and Emiko Igaki. These partnerships have fostered innovation and have been instrumental in the development of his patented technologies.

Conclusion

Masashi Shoji's work in fuel cell technology exemplifies his commitment to innovation and sustainability. His patents and collaborations highlight his significant impact on the field, paving the way for future advancements in 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…