Tsukuba, Japan

Hyogoro Aoyama

This inventor holds 3 USPTO granted patents. Top assignees: Kabushiki Kaisha Riken, Kozo Izuka Director-General of Agency of Industrial Science & Technology, Kozo Izuka, Director-General of Agency of Industrial Science and. Active years: 1992.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hyogoro Aoyama. Retrieved from https://idiyas.com/inventor/hyogoro-aoyama

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 = 8.3

ph-index = 3

Forward Citations = 60(Granted Patents)


Location History:

  • Ibaraki, JP (1992)
  • Tsukuba, JP (1992)

Company Filing History:


Years Active: 1992

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3 patents (USPTO):Explore Patents

Title: Hyogoro Aoyama: Innovator in Exhaust Gas Cleaning Technologies

Introduction

Hyogoro Aoyama is a notable inventor based in Tsukuba, Japan. He has made significant contributions to the field of exhaust gas cleaning technologies. With a total of 3 patents to his name, Aoyama's work focuses on methods and devices aimed at reducing harmful emissions.

Latest Patents

Aoyama's latest patents include a method of cleaning an exhaust gas containing nitrogen oxides and fine particles. This exhaust gas cleaner comprises a catalyst carried on a heat-resistant material. The catalyst includes one or more alkali metals, one or more metals selected from the group consisting of Zn, Sn, and transition metals excluding platinum-group metals, and one or more rare earth metals. Additionally, he has developed an exhaust gas cleaner that features at least one filter made of a heat-resistant and electrically insulating material. This filter is designed to trap floating fine particles in the exhaust gas, with electrodes stacked alternately to burn electrically conductive and burnable fine particles trapped in the filter.

Career Highlights

Throughout his career, Aoyama has worked with prominent organizations, including Kabushiki Kaisha Riken. He has also collaborated with Kozo Izuka, who served as the Director-General of the Agency of Industrial Science and Technology. His work has been instrumental in advancing technologies that address environmental concerns related to exhaust emissions.

Collaborations

Aoyama has collaborated with notable individuals in his field, including Kiyohide Yoshida and Hideo Ohuchi. Their combined expertise has contributed to the development of innovative solutions for exhaust gas cleaning.

Conclusion

Hyogoro Aoyama's contributions to exhaust gas cleaning technologies highlight his commitment to innovation and environmental sustainability. His patents reflect a deep understanding of the challenges posed by harmful emissions and offer practical solutions to mitigate their impact.

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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