Hitachi, Japan

Satoshi Hirayama

This inventor holds 1 USPTO granted patent. Top assignee: Hitachi, Ltd.. Active years: 1984.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Satoshi Hirayama. Retrieved from https://idiyas.com/inventor/satoshi-hirayama-ayz90bq6

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 = 8(Granted Patents)


Company Filing History:


Years Active: 1984

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1 patent (USPTO):Explore Patents

Title: Satoshi Hirayama: Innovator in Radioactive Waste Treatment

Introduction

Satoshi Hirayama is a notable inventor based in Hitachi, Japan. He has made significant contributions to the field of radioactive waste management. His innovative approach focuses on reducing the volume of radioactive waste generated from atomic power plants.

Latest Patents

Hirayama holds a patent for "Equipment for volume-reducing treatment of radioactive waste." This equipment is designed to efficiently process radioactive waste liquor, waste sludge, and waste resin. The system includes means for drying and milling the waste, pelletizing the resulting powder, and charging the formed pellets into a drum. The pelletizing mechanism utilizes a roller press with multiple pockets and air vent grooves to enhance the efficiency of the process.

Career Highlights

Hirayama's work at Hitachi, Ltd. has positioned him as a key figure in the development of technologies aimed at improving safety and efficiency in nuclear waste management. His innovative solutions have the potential to significantly impact the industry.

Collaborations

Hirayama has collaborated with notable colleagues, including Susumu Horiuchi and Mikio Hirano. Their combined expertise has contributed to advancements in the field of radioactive waste treatment.

Conclusion

Satoshi Hirayama's contributions to the field of radioactive waste management exemplify the importance of innovation in addressing environmental challenges. His patented equipment represents a significant step forward in the safe handling of radioactive materials.

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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