Hitachi, Japan

Shizuka Hirako

This inventor holds 2 USPTO granted patents. Top assignees: Hitachi Engineering Co., Ltd., Hitachi-Ge Nuclear Energy, Ltd., Hitachi, Ltd.. Active years: 1992-2010.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Shizuka Hirako. Retrieved from https://idiyas.com/inventor/shizuka-hirako

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 = 1.7

ph-index = 2

Forward Citations = 11(Granted Patents)


Company Filing History:


Years Active: 1992-2010

Loading Chart...
2 patents (USPTO):Explore Patents

Title: Shizuka Hirako: Innovator in Reactor Technology

Introduction

Shizuka Hirako is a notable inventor based in Hitachi, Japan. He has made significant contributions to the field of nuclear power generation through his innovative designs and patents. With a total of 2 patents, Hirako's work focuses on improving the efficiency and safety of reactor systems.

Latest Patents

Hirako's latest patents include a "Reactor Containment Vessel" and an "Apparatus for Cleaning Up Reactor Coolant and Method of Controlling the." The reactor containment vessel features a primary structure that includes a dry well for storing a reactor pressure vessel, a wet well for a pressure suppression pool, and an equipment room. This design aims to shorten construction periods and enhance the economic efficiency of nuclear power facilities. The apparatus for cleaning up reactor coolant involves a specialized piping system that extracts water from the reactor core, ensuring effective management of coolant within the reactor pressure vessel.

Career Highlights

Throughout his career, Shizuka Hirako has worked with prominent companies such as Hitachi, Ltd. and Hitachi Engineering Co., Ltd. His experience in these organizations has allowed him to develop and refine his innovative ideas in reactor technology.

Collaborations

Hirako has collaborated with talented individuals in his field, including Tadakazu Nakayama and Tomoko Sugi. Their combined expertise has contributed to the advancement of reactor technology and safety measures.

Conclusion

Shizuka Hirako's contributions to reactor technology through his patents and collaborations highlight his role as an influential inventor in the nuclear power sector. His innovative designs continue to impact the efficiency and safety of nuclear facilities.

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]
Loading…