Company Filing History:
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1 out of 11 Years Active: 2016-2021
Title: Innovations of Tomonari Hamamura
Introduction
Tomonari Hamamura is a notable inventor based in Tokyo, Japan. He has made significant contributions to the field of materials science, particularly in the development of surface-treated metals. With a total of two patents to his name, his work focuses on enhancing the properties of steel materials and metal coatings.
Latest Patents
Hamamura's latest patents include a surface-treated steel material that boasts cut edge corrosion resistance comparable to chromate treatments, without the use of hexavalent chromium. This innovative material features a coating film formed through a plating layer obtained by immersing the steel in a galvalume bath containing magnesium. The coating composition includes a resin, a cross-linking agent, a specific vanadium compound, and trimagnesium phosphate, all carefully balanced to achieve desired properties.
Another significant patent is for a surface-treated metal that incorporates a photocatalytic film on its surface. This film contains particles that exhibit photocatalytic activity, combined with an organic-inorganic composite resin. The design ensures that the outermost layer has a specific volume ratio of particles and features concaves on its surface, enhancing its effectiveness and surface area.
Career Highlights
Throughout his career, Hamamura has worked with prominent companies such as Nippon Steel Coated Sheet Corporation and Nippon Steel & Sumitomo Metal Corporation. His experience in these organizations has allowed him to refine his expertise in materials engineering and innovation.
Collaborations
Hamamura has collaborated with notable colleagues, including Hiromasa Nomura and Toshiaki Sakamoto. Their combined efforts have contributed to advancements in the field of surface treatments and metal coatings.
Conclusion
Tomonari Hamamura's innovative work in surface-treated materials and coatings has made a significant impact in the industry. His patents reflect a commitment to developing environmentally friendly solutions while enhancing material performance. His contributions continue to influence advancements in materials science.