Hiroko Wachi

Title: Hiroko Wachi: Innovator in Photocurable Compositions and Semiconductor Technologies

Introduction

Hiroko Wachi is a prominent inventor based in Chiba, Japan. She has made significant contributions to the fields of photocurable compositions and semiconductor technologies. With a total of 9 patents to her name, Wachi has established herself as a leading figure in innovation.

Latest Patents

Wachi's latest patents include a range of advanced technologies. One notable invention is a photocurable composition used for forming a resin layer of a concave-convex structure. This structure includes a substrate and a resin layer with fine concavities and convexities on its surface. The cured film of this composition exhibits a surface free energy of 15 mJ/m² to 40 mJ/m² and a hardness of 0.05 GPa to 0.5 GPa, as measured using a nanoindenter. Another significant patent involves a semiconductor element intermediate that includes a substrate and a multilayer resist layer. This layer contains a metal-containing film with a germanium content of 20 atm % or more, or a total content of tin, indium, and gallium elements of 1 atm % or more, as measured by X-ray photoelectric spectroscopy.

Career Highlights

Throughout her career, Wachi has worked with notable companies such as Mitsui Chemicals, Inc. and Seiko Epson Corporation. Her experience in these organizations has contributed to her expertise in developing innovative materials and technologies.

Collaborations

Wachi has collaborated with esteemed colleagues, including Hirofumi Tanaka and Yasuhisa Kayaba. These partnerships have further enhanced her research and development efforts in her field.

Conclusion

Hiroko Wachi is a trailblazer in the realm of photocurable compositions and semiconductor technologies. Her innovative patents and collaborations reflect her dedication to advancing technology and her impact on the industry.