Tochigi, Japan

Shuhei Nagaoka

This inventor holds 10 USPTO granted patents and 11 published patent applications and 1 EPO patent. Top assignees: Johnson Matthey Public Limited Company, Johnson Matthey (Shanghai) Chemicals Limited, Nippon Denko Co., Ltd. Active years: 2020-2025.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Shuhei Nagaoka. Retrieved from https://idiyas.com/inventor/shuhei-nagaoka

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 = 100.0

 

Average Co-Inventor Count = 2.6

ph-index = 3

Forward Citations = 18(Granted Patents)


Location History:

  • Sakura, JP (2023)
  • Tochigi, JP (2020 - 2024)

Company Filing History:


Years Active: 2020-2025

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10 patents (USPTO):Explore Patents

Title: Innovations of Shuhei Nagaoka in Catalytic Technology

Introduction

Shuhei Nagaoka is a prominent inventor based in Tochigi, Japan. He has made significant contributions to the field of catalytic technology, particularly in the development of improved three-way catalysts for internal combustion engines. With a total of 10 patents to his name, Nagaoka's work has had a substantial impact on emissions control and environmental sustainability.

Latest Patents

One of Nagaoka's latest patents is focused on a transition metal incorporated alumina for improved three-way catalysts. This patent describes a three-way catalyst article designed for use in exhaust systems of internal combustion engines. The catalyst article includes a substrate with an inlet and outlet end, featuring a first catalytic region that comprises a first precious metal group (PGM) component and a first alumina. Notably, the first alumina is doped with a first dopant of at least 5 wt. %, selected from a group that includes Zr, Ta, Mo, W, Ti, Nb, and combinations thereof. This innovation aims to enhance the efficiency of exhaust gas treatment.

Career Highlights

Throughout his career, Shuhei Nagaoka has worked with notable companies in the chemical industry. He has been associated with Johnson Matthey Public Limited Company and Johnson Matthey (Shanghai) Chemicals Limited. His experience in these organizations has allowed him to refine his expertise in catalytic technologies and contribute to advancements in the field.

Collaborations

Nagaoka has collaborated with several professionals in his field, including Xiaorui Zhang and Takashi Yamada. These collaborations have likely fostered innovation and the exchange of ideas, further enhancing the development of catalytic solutions.

Conclusion

Shuhei Nagaoka's contributions to catalytic technology, particularly through his innovative patents, have positioned him as a key figure in the industry. His work continues to influence advancements in emissions control and environmental protection.

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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