Location History:
- Oarai-machi, JP (1997)
- Ibaraki, JP (1999)
- Mito, JP (1999 - 2000)
- Higashiibaraki-Gun, JP (1998 - 2009)
Company Filing History:
5 out of 4,920 
4 out of 321 
1 out of 2 Years Active: 1997-2009
Title: Innovations by Hiroshi Kawamura in Nuclear Fusion Technology
Introduction
Hiroshi Kawamura, a notable inventor based in Mito, Japan, has made significant contributions to the field of materials science, particularly in relation to nuclear fusion technology. With a total of six patents to his name, Kawamura continues to push the boundaries of innovation in energy solutions, specifically focusing on materials that can withstand extreme conditions.
Latest Patents
Among his latest patents is a groundbreaking material that includes beryllium intermetallic compounds, designed for use in nuclear fusion reactors. This invention features intermetallic compounds of beryllium with metals such as titanium (Ti), vanadium (V), zirconium (Zr), niobium (Nb), tantalum (Ta), molybdenum (Mo), tungsten (W), or yttrium (Y). The material is engineered for optimal performance in the blankets and facing members of reactors, crucial for enduring the high temperatures and neutron bombardment from plasma.
Another notable patent by Kawamura is a beryllium-copper bonding material. This innovative solution addresses the challenges of bonding pure beryllium to copper alloys by utilizing a functionally gradient beryllium-copper material. This material not only prevents degradation of bonding strength during operation but also effectively mitigates the formation of brittle intermetallic compounds and reduces thermal stress at the bonding interface.
Career Highlights
Kawamura has had a distinguished career, working with esteemed organizations such as NGK Insulators, Inc. and the Japan Atomic Energy Research Institute. His work in these institutions has been instrumental in advancing the understanding and development of materials applicable to nuclear technologies.
Collaborations
Throughout his career, Kawamura has collaborated with distinguished colleagues, including Naoki Sakamoto and Kiyotoshi Nishida. These partnerships have fostered an environment of shared knowledge and innovation, contributing to the success of his projects and patents.
Conclusion
Hiroshi Kawamura stands as a prominent figure in the field of materials science, particularly in relation to nuclear fusion technology. His innovative patents highlight the potential of advanced materials in energy applications, marking significant progress in the quest for sustainable and efficient energy sources. As he continues his work, the impact of his inventions could reshape the future of energy production and usage.