Location History:
- Sagamihara, JP (1999 - 2005)
- Shiga, JP (2006)
- Kanagawa-ken, JP (2007)
Company Filing History:
5 out of 164,244 
2 out of 278 Years Active: 1999-2007
Title: Innovations of Hidehisa Shimizu
Introduction
Hidehisa Shimizu is a prominent inventor based in Sagamihara, Japan. He has made significant contributions to the field of liquid crystal display technology, holding a total of 7 patents. His work focuses on enhancing the performance and reliability of display devices.
Latest Patents
One of his latest inventions is an in-plane-switching liquid crystal display designed for large pixel types. This invention addresses the issue of defects in displays, ensuring that they are less likely to occur and can be easily repaired if they do. The design includes multiple pads, each connected to a pixel electrode, with the common electrode surrounding each pixel electrode. This innovative approach minimizes defects as pixel sizes increase.
Another notable patent is for an in-plane liquid crystal device that features an electric field shielding layer. This device comprises a planarizing layer, a common electrode, a pixel electrode, a liquid crystal layer, a data line, and a color filter layer. The electric field generated between the pixel and common electrodes enhances the display's functionality. The color filter layer is designed with two filters that transmit light of different wavelengths, optimizing the display's color accuracy.
Career Highlights
Throughout his career, Hidehisa Shimizu has worked with notable companies, including IBM and Chi Mei Optoelectronics Corporation. His experience in these organizations has contributed to his expertise in liquid crystal technology and innovation.
Collaborations
He has collaborated with several talented individuals in the field, including Kaoru Kusafuka and Shinichi Kimura. These partnerships have fostered a creative environment that has led to groundbreaking advancements in display technology.
Conclusion
Hidehisa Shimizu's contributions to liquid crystal display technology have significantly impacted the industry. His innovative patents and collaborations highlight his dedication to improving display performance and reliability. His work continues to influence the future of display technologies.