Company Filing History:
2 out of 52,751 
2 out of 110 
1 out of 2,916 
Years Active: 1982-2011
Title: The Innovations of Masatoshi Nakagawa
Introduction
Masatoshi Nakagawa is a prominent inventor based in Yokohama, Japan. He has made significant contributions to the field of nuclear engineering, particularly in the design of fuel assemblies for nuclear reactors. With a total of 4 patents to his name, Nakagawa's work has had a lasting impact on the industry.
Latest Patents
Among his latest patents, Nakagawa has developed innovative fuel assembly designs that utilize liquid metal as a coolant. One of his notable inventions includes a fuel assembly that features a wrapper tube designed to store multiple fuel pins. This assembly incorporates an entrance nozzle for coolant introduction and an operation handling head. Additionally, grids are strategically placed within the wrapper tube to support the fuel pins radially. Liner tubes are also inserted to securely hold the grids in place axially, along with a fixing device to maintain the structural integrity of the assembly.
Another patent by Nakagawa describes a similar fuel assembly, which also employs liquid metal as a coolant. This design includes a wrapper tube with an entrance nozzle at the lower end and an operation handling head at the upper end. The assembly features grids for radial support of the fuel pins, liner tubes for axial stability, and peripheral flow suppressing members to enhance performance.
Career Highlights
Throughout his career, Nakagawa has worked with notable organizations such as Toshiba Corporation and the Central Research Institute of Electric Power Industry. His experience in these companies has allowed him to refine his expertise in nuclear technology and contribute to advancements in reactor design.
Collaborations
Masatoshi Nakagawa has collaborated with esteemed colleagues, including Tomonari Koga and Satoshi Nishimura. Their joint efforts have further propelled innovations in the field of nuclear engineering.
Conclusion
Masatoshi Nakagawa's contributions to nuclear reactor technology through his innovative fuel assembly designs demonstrate his expertise and commitment to advancing the field. His patents reflect a deep understanding of the complexities involved in nuclear engineering, making him a significant figure in this domain.