Company Filing History:
2 out of 120 
1 out of 42 Years Active: 2019
Title: The Innovative Contributions of Masafumi Omizu
Introduction
Masafumi Omizu is a notable inventor based in Tokyo, Japan. He has made significant contributions to the field of catalytic converters, focusing on enhancing exhaust gas purification technologies. With a total of 3 patents to his name, his work reflects a commitment to innovation and environmental sustainability.
Latest Patents
Omizu's latest patents include advancements in metal substrates for catalytic converters and catalyst carriers. One of his notable inventions is a base for supporting a catalyst for exhaust gas purification. This base features a honeycomb structure created by superposing a metallic flat foil and a metallic wavy foil. The wavy foil is characterized by offset portions, where adjoining wave phases are offset from each other. Additionally, an oxide coating film is formed in these offset portions, which includes exposed edge surfaces on the gas-inlet side. The oxide coating film comprises 30-99.9 mass % first alumina, with the remainder consisting of second aluminas, Fe oxides, and Cr oxides.
Another patent focuses on a metal substrate for catalytic converters that includes a honeycomb core made of metal flat foil and corrugated foil stacked in layers. An oxide film, with a thickness ranging from 0.1 µm to 10 µm, is formed in a predetermined range that includes an exposed end surface toward the gas inlet side. This oxide film contains at least a first alumina, including α-alumina and a Fe oxide. The composition of the oxide film is carefully controlled, with specific mass percentages for the first alumina and Fe oxide.
Career Highlights
Throughout his career, Masafumi Omizu has worked with prominent companies such as Nippon Steel Chemical & Material Co., Ltd. and Nippon Steel & Sumikin Materials Co., Ltd. His experience in these organizations has allowed him to develop and refine his innovative ideas in the field of materials science and engineering.
Collaborations
Omizu has collaborated with esteemed colleagues, including Tooru Inaguma and Yasuhiro Tsumura. These partnerships have contributed to the advancement of his research and the successful development of his patented technologies.
Conclusion
Masafumi Omizu's contributions to the field of catalytic converters demonstrate his dedication to innovation and environmental protection. His patents reflect a deep understanding of materials and their applications in improving
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