Hitachi, Japan

Masao Ishida

This inventor holds 1 USPTO granted patent. Top assignee: Hitachi, Ltd.. Active years: 1983.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Masao Ishida. Retrieved from https://idiyas.com/inventor/masao-ishida-bk7lcizl

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 = 2.0

ph-index = 1

Forward Citations = 1(Granted Patents)


Company Filing History:


Years Active: 1983

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1 patent (USPTO):Explore Patents

Title: Masao Ishida: Innovator in Nuclear Reactor Operation

Introduction: Masao Ishida is a notable inventor based in Hitachi, Japan, recognized for his significant contribution to the field of nuclear energy. With one patent to his name, Ishida has made advancements that enhance the operational efficiency of nuclear reactors. His patented method represents a crucial step in improving the safety and performance of nuclear power generation.

Latest Patents: Ishida's most recognized patent is focused on a method of operating nuclear reactors. This innovation involves control rods and nuclear fuel elements, each containing cladding and pellets. The method allows the reactor to increase its power by withdrawing the control rods above a specific pellet-cladding interaction starting power, all while maintaining safe operational standards within prescribed burnup ranges. This technology could play a vital role in optimizing reactor performance and safety.

Career Highlights: Throughout his career at Hitachi, Ltd., Ishida has been at the forefront of nuclear technology development. His work focuses on enhancing the efficiency and safety of nuclear reactors. The depth of his expertise and his innovative approach have established him as a key figure in the nuclear engineering landscape.

Collaborations: Masao Ishida has worked alongside esteemed colleagues, including Masaomi Oguma. Their collaboration underscores the importance of teamwork in driving innovation and developing new technologies in the challenging field of nuclear energy.

Conclusion: Masao Ishida's contributions to the nuclear energy sector are significant and influential. His pioneering patent on operating nuclear reactors demonstrates his commitment to improving energy solutions while prioritizing safety. As he continues his work with Hitachi, Ltd., Ishida remains a vital player in the advancement of technology in the nuclear 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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