Hokkaido, Japan

Hiroki Sakai

This inventor holds 1 USPTO granted patent. Top assignee: Hokkaido University. Active years: 2026.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hiroki Sakai. Retrieved from https://idiyas.com/inventor/hiroki-sakai-kanejycp

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

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Average Co-Inventor Count = 1.0

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Company Filing History:


Years Active: 2026

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1 patent (USPTO):Explore Patents

Title: Hiroki Sakai: Innovator in Latent Heat Storage Technology

Introduction

Hiroki Sakai is a prominent inventor based in Hokkaido, Japan. He has made significant contributions to the field of latent heat storage materials. His innovative work has led to the development of a unique microcapsule technology that enhances energy storage solutions.

Latest Patents

Hiroki Sakai holds a patent for a microcapsule designed for latent heat storage materials. The patent details a microcapsule that includes a metal core containing zinc (Zn) and aluminum (Al), which is covered by a shell. This shell consists of an oxide film containing Zn and oxygen (O), along with an adjacent oxide film containing Al and O. The microcapsule is characterized by a mass ratio of ZnAlO of 4% or less, determined through X-ray diffraction (XRD) analysis and quantitative assessment using the Reference Integrity Ratio (RIR) method. This innovative approach to heat storage materials has the potential to improve energy efficiency in various applications.

Career Highlights

Hiroki Sakai is affiliated with Hokkaido University, where he conducts research and development in the field of materials science. His work focuses on advancing technologies that contribute to sustainable energy solutions. With a patent portfolio that includes 1 patent, he continues to push the boundaries of innovation in his field.

Collaborations

Hiroki collaborates with Takahiro Kawaguchi, a fellow researcher, to explore new avenues in latent heat storage technology. Their combined expertise enhances the potential for groundbreaking advancements in this area.

Conclusion

Hiroki Sakai is a key figure in the development of latent heat storage materials, with a focus on innovative microcapsule technology. His contributions to the field are paving the way for more efficient energy storage 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]
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