Location History:
- Hitachi-shi, JP (1992)
- Hitachi, JP (1991 - 2018)
Company Filing History:
9 out of 42,485 
4 out of 153 
1 out of 162 Years Active: 1991-2018
Title: Kumiaki Moriya: Innovator in Nuclear Reactor Technology
Introduction
Kumiaki Moriya is a prominent inventor based in Hitachi, Japan. He has made significant contributions to the field of nuclear reactor technology, holding a total of 14 patents. His work focuses on enhancing the safety and efficiency of light water reactors.
Latest Patents
One of Moriya's latest patents is related to the core of a light water reactor and its fuel assembly. This invention describes a core that consists of multiple fuel assemblies, each containing a plurality of fuel rods. The lower ends of these fuel rods are supported by a lower tie-plate, while the upper ends are supported by an upper tie-plate. The design includes plenums above a nuclear fuel material zone and a neutron absorbing material filling zone located beneath it. Neutron absorbing members are attached to the upper tie-plate and are strategically placed between the plenums of neighboring fuel rods. These members have a length of 500 mm and are positioned 300 mm away from the nuclear fuel material zone. Notably, even if the overall core reaches a state of 100% void, no positive reactivity is introduced to the core.
Career Highlights
Moriya has worked with notable companies in the nuclear energy sector, including Hitachi, Ltd. and Hitachi-GE Nuclear Energy, Ltd. His experience in these organizations has allowed him to develop and refine his innovative ideas in nuclear technology.
Collaborations
Throughout his career, Moriya has collaborated with esteemed colleagues such as Junichi Miwa and Renzo Takeda. These partnerships have contributed to the advancement of nuclear reactor technology and the successful implementation of his inventions.
Conclusion
Kumiaki Moriya's contributions to nuclear reactor technology through his patents and collaborations highlight his role as an influential inventor in the field. His innovative designs continue to enhance the safety and efficiency of nuclear energy systems.
Inventor’s Patent Attorneys refers to legal professionals with specialized expertise in representing inventors throughout the patent process. These attorneys assist inventors in navigating the complexities of patent law, including filing patent applications, conducting patent searches, and protecting intellectual property rights. They play a crucial role in helping inventors secure patents for their innovative creations.