Yokohama, Japan

Sadao Yamamoto

This inventor holds 1 USPTO granted patent. Top assignees: Misawa Homes Institute of Research and Development, Showa Denko Kabushiki Kaisha. Active years: 1977.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Sadao Yamamoto. Retrieved from https://idiyas.com/inventor/sadao-yamamoto-kfxb9slx

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 = 4.0

ph-index = 1

Forward Citations = 26(Granted Patents)


Company Filing History:


Years Active: 1977

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1 patent (USPTO):Explore Patents

Title: Sadao Yamamoto: Innovator in Lightweight Foamed Concrete

Introduction

Sadao Yamamoto is a notable inventor based in Yokohama, Japan. He has made significant contributions to the field of construction materials, particularly through his innovative work on lightweight foamed concrete. His expertise and inventions have paved the way for advancements in manufacturing processes within this industry.

Latest Patents

Yamamoto holds a patent for the "Process of continuous manufacture of light-weight foamed concrete." This invention allows for the efficient and continuous production of lightweight foamed concrete articles using a rapid setting hydraulic cement composition. The process involves the separate and continuous introduction of a dry powder cement composition and an aqueous foamed liquid containing a foaming agent and a setting retarder into a continuously stirred vessel. This method results in the quick mixing of these components into an aqueous foamed cement slurry, which can then be cast into the desired shape and cured if necessary. He has 1 patent to his name.

Career Highlights

Throughout his career, Sadao Yamamoto has worked with prominent companies in the construction and materials sector. Notably, he has been associated with Showa Denko and Misawa Homes Institute of Research and Development. His work in these organizations has contributed to the development of innovative construction materials and techniques.

Collaborations

Yamamoto has collaborated with several professionals in his field, including Akihiro Hashimoto and Shigeo Hayashi. These collaborations have further enhanced his research and development efforts in lightweight foamed concrete.

Conclusion

Sadao Yamamoto's contributions to the field of lightweight foamed concrete demonstrate his innovative spirit and dedication to advancing construction materials. His patented processes and collaborations with industry professionals highlight his significant impact on the industry.

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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