Company Filing History:
Years Active: 2010-2025
Title: Hisae Shimizu: Innovator in Separation Membranes and Birefringent Films
Introduction
Hisae Shimizu is a prominent inventor based in Ibaraki, Japan. She has made significant contributions to the field of materials science, particularly in the development of separation membranes and birefringent films. With a total of 7 patents to her name, her work has had a substantial impact on various industrial applications.
Latest Patents
One of her latest patents involves a separation membrane designed for effectively separating water from a liquid mixture containing alcohol and water. This innovative membrane is capable of maintaining its separation performance over long-term use. The membrane comprises a polyimide that includes specific structural units, ensuring its effectiveness in diverse applications.
Another notable patent focuses on a birefringent film that contains an aromatic polyester with a unique repeating unit. This film is characterized by its ability to enhance optical properties, making it suitable for use in polarizing plates and image displays. The detailed chemical structure outlined in her patent highlights the versatility and potential of her inventions in the field of optics.
Career Highlights
Hisae Shimizu is currently associated with Nitto Denko Corporation, where she continues to innovate and develop new materials. Her work has not only advanced the technology in her field but has also contributed to the company's reputation as a leader in material science.
Collaborations
Throughout her career, Hisae has collaborated with esteemed colleagues, including Yutaka Ohmori and Toshiyuki Iida. These collaborations have fostered a creative environment that encourages the exchange of ideas and the development of groundbreaking technologies.
Conclusion
Hisae Shimizu's contributions to the fields of separation membranes and birefringent films exemplify her innovative spirit and dedication to advancing material science. Her patents reflect her commitment to solving complex challenges in industry, making her a notable figure in her field.
Inventor’s Patent Attorneys refers to legal professionals with specialized expertise in representing inventors throughout the patent process. These attorneys assist inventors in navigating the complexities of patent law, including filing patent applications, conducting patent searches, and protecting intellectual property rights. They play a crucial role in helping inventors secure patents for their innovative creations.