Shigeharu Hashimoto

Title: Shigeharu Hashimoto: Innovator in Liquid Crystal Technology

Introduction

Shigeharu Hashimoto is a notable inventor based in Tokyo, Japan. He is recognized for his contributions to the field of liquid crystal technology, particularly in the development of smectic liquid crystal compositions. His innovative work has led to advancements in liquid crystal displays, enhancing their performance and reliability.

Latest Patents

Hashimoto holds a patent for a smectic liquid crystal composition and liquid crystal display. This invention addresses the issue of disordered orientation that occurs with temperature changes, ensuring good contrast and high reliability in liquid crystal cells. The patent describes a liquid crystal cell that minimizes disordered orientation across a wide temperature range. It was discovered that antiferroelectric liquid crystal compositions can resist variations in layer spacing due to temperature changes, thus preventing disordered orientation. Specifically, the composition must contain at least 45 wt % of an antiferroelectric liquid crystal compound to achieve optimal performance.

Career Highlights

Throughout his career, Hashimoto has worked with prominent companies such as Denso Corporation and Showa Shell Sekiyu Kabushiki Kaisha. His experience in these organizations has contributed significantly to his expertise in liquid crystal technology and innovation.

Collaborations

Hashimoto has collaborated with notable colleagues, including Kenji Takigawa and Toshio Yamamoto. These partnerships have fostered a collaborative environment that has led to further advancements in their respective fields.

Conclusion

Shigeharu Hashimoto's contributions to liquid crystal technology have made a significant impact on the industry. His innovative patent and collaborations with esteemed colleagues highlight his role as a key figure in advancing liquid crystal displays.