Oharasakainishi, Japan

Masaaki Shiga

This inventor holds 1 USPTO granted patent. Top assignees: Babcock-Hitachi K.k., Hitachi, Ltd.. Active years: 1981.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Masaaki Shiga. Retrieved from https://idiyas.com/inventor/masaaki-shiga-vuby65d5

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

Calculating rank

% Patents Active = 100.0

Average Co-Inventor Count = 5.0

ph-index = 1

Forward Citations = 4(Granted Patents)


Company Filing History:


Years Active: 1981

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1 patent (USPTO):Explore Patents

Title: Inventor Masaaki Shiga: Innovator in Catalytic Reactor Technology

Introduction

Masaaki Shiga, an accomplished inventor hailing from Oharasakainishi, Japan, has made significant contributions to the field of catalytic systems with his innovative inventions. Known for his unique designs that enhance catalytic efficiency, Shiga's work has garnered attention in the technological community.

Latest Patents

Shiga holds one notable patent for a catalytic reactor. This invention features a plurality of catalyst assemblies, each composed of multiple sheet catalysts arranged in parallel, creating several gas passages. These catalyst assemblies are meticulously stacked so that the width direction of the sheet catalysts in one assembly traverses the width direction of those in adjacent assemblies. This design allows the leading edges of the sheet catalysts to be directly exposed to the gas being treated, which flows upward in the gas passages. This innovation promotes enhanced interaction between the gas and the catalyst, thereby improving overall reaction efficiency.

Career Highlights

Throughout his career, Masaaki Shiga has worked with prominent companies such as Hitachi, Ltd. and Babcock-Hitachi K.K., where he has applied his expertise in catalyst technology to develop advanced solutions for various industrial processes. His experience at these institutions has solidified his role as a leader in innovation within the engineering community.

Collaborations

Shiga's work has also included collaborations with esteemed colleagues such as Norio Arashi and Tadayoshi Murakami. These partnerships have contributed to the further development of his patented technologies and have fostered advancements in catalytic processes through the sharing of knowledge and expertise.

Conclusion

Masaaki Shiga's contributions to the field of catalytic reactors exemplify the spirit of innovation and creativity. With a focus on enhanced efficiency and performance, his patents reflect a deep understanding of chemical processes and engineering principles. As industries continue to seek improved solutions for catalytic reactions, Shiga's work remains influential in driving advancements in this critical area.

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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