Location History:
- Kawasaki, JP (1992 - 1998)
- Yokohama, JP (1995 - 2005)
Company Filing History:
16 out of 690 
4 out of 3,199 
1 out of 188 Years Active: 1992-2005
Title: Haruyoshi Sato: Innovator in Optical Technologies
Introduction
Haruyoshi Sato is a prominent inventor based in Kawasaki, Japan, known for his significant contributions to optical technologies. With a total of 18 patents to his name, Sato has made remarkable advancements in the field of liquid crystal displays and optical elements.
Latest Patents
Among his latest patents, Sato has developed an elliptical polarizer and a liquid crystal display device. This invention addresses the challenges associated with producing optical elements using a liquid crystal film without a supporting substrate film. The elliptical polarizer aims to eliminate issues of deformation and cracking that can occur during manufacturing. It consists of a polarizer and an optical anisotropic element, which includes a liquid crystalline substance layer with a fixed orientation, a tacky adhesive layer, and a stress-blocking layer. Additionally, he has patented a method for producing a light-shielding layer that incorporates a grafted carbon material, enhancing the functionality of optical devices.
Career Highlights
Sato has worked with notable companies such as Nippon Oil Company and Dai Nippon Printing Co., Ltd. His experience in these organizations has contributed to his expertise in developing innovative optical technologies.
Collaborations
Throughout his career, Sato has collaborated with esteemed colleagues, including Yutaka Otsuki and Hitoshi Yuasa. These partnerships have fostered a creative environment that has led to groundbreaking inventions.
Conclusion
Haruyoshi Sato's contributions to the field of optical technologies through his patents and collaborations highlight his role as a leading inventor. His work continues to influence advancements in liquid crystal displays and optical elements.