Yuji Matsubara

Title: **Innovations by Yuji Matsubara: A Pioneer in Anodic Porous Alumina Manufacturing**

Introduction

Yuji Matsubara, an inventive mind hailing from Otake, Japan, has made significant contributions to the field of material science through his inventive prowess. With a total of three patents to his name, Matsubara has been at the forefront of developing methods that enhance the manufacturing processes of molds and molded articles, particularly focusing on aluminum substrates.

Latest Patents

Among his latest patents, Matsubara's work on "Method of manufacturing mold, and molded article having fine relief structure on surface and method of manufacturing the same" stands out. This innovation relates to a technique for creating a mold with an oxide film consisting of multiple pores on an aluminum substrate’s surface. The process involves applying a voltage to ensure anodization, followed by a step that selectively removes portions of the oxide film. The specific parameters for voltage and timing during this process are crucial elements of his inventive methodology.

Additionally, his patent titled "Method for producing anodic porous alumina, method for producing molded article having microscopic pattern on surface, and molded article having microscopic pattern on surface" details an effective approach to creating anodic porous alumina. This process includes immersing the aluminum substrate in a specially formulated electrolytic liquid while alternating voltage application, allowing for the formation of fine surface patterns with minimal complexity.

Career Highlights

Matsubara's professional journey includes impactful roles at prominent companies such as Mitsubishi Rayon Company, Limited and Mitsubishi Chemical Corporation. His experience at these organizations has played a vital role in shaping his innovative ideas and leading to his patented breakthroughs.

Collaborations

Throughout his career, Yuji Matsubara has worked alongside esteemed colleagues such as Masashi Ikawa and Eiko Okamoto. These collaborations have contributed to the refinement of his inventions and further advancement in their respective fields, fostering a spirit of teamwork and innovation.

Conclusion

Yuji Matsubara's dedication to improving manufacturing techniques through innovative methods has positioned him as an influential inventor in the material science domain. His patents not only simplify processes but also enhance the quality and functionality of molded articles. As the industry continues to evolve, Matsubara's contributions will undoubtedly leave a lasting impact on the future of anodic porous alumina manufacturing.