Harumi Yonemushi

Title: Harumi Yonemushi: Innovator in Layered Body Technologies

Introduction

Harumi Yonemushi is a notable inventor based in Otsu, Japan. She has made significant contributions to the field of materials science, particularly in the development of layered body technologies. With a total of 4 patents, her work focuses on enhancing the properties and usability of inorganic substrates.

Latest Patents

Yonemushi's latest patents include innovative solutions that address the challenges associated with layered bodies. One of her patents is titled "Layered body including inorganic substrate and polyamic acid cured product." This invention provides a layered body that includes glass and a polyamic acid heat-cured product, which can be easily released from an inorganic substrate after being heated at 250° C. The layered body is characterized by a weight average molecular weight of 30,000 or greater for the polyamic acid, and a peel strength of 0.3 N/cm or weaker between the polyamic acid heat-cured product layer and the inorganic substrate after heating.

Another significant patent is "Multilayer body and method for producing flexible device." This invention presents a multilayer body composed of an inorganic substrate and a highly heat-resistant film. The surface of the inorganic substrate remains sufficiently smooth after the removal of the highly heat-resistant film, allowing for reusability. Notably, this multilayer body uses substantially no adhesive, which enhances its practicality.

Career Highlights

Harumi Yonemushi is associated with Toyobo Co., Ltd., a company known for its advancements in materials and technology. Her work has contributed to the company's reputation for innovation in the field.

Collaborations

Throughout her career, Yonemushi has collaborated with talented individuals such as Kaya Tokuda and Tetsuo Okuyama. These collaborations have fostered a creative environment that has led to the development of groundbreaking technologies.

Conclusion

Harumi Yonemushi's contributions to layered body technologies exemplify her innovative spirit and dedication to advancing materials science. Her patents reflect a commitment to creating practical solutions that enhance the usability of inorganic substrates.