Location History:
- Zama, JP (1989)
- Kawasaki, JP (1991)
- Yonago, JP (2001 - 2005)
Company Filing History:
5 out of 39,244 
3 out of 103 
Years Active: 1989-2005
Title: Satoru Kawai: Innovator in Liquid Crystal Display Technology
Introduction
Satoru Kawai is a prominent inventor based in Yonago, Japan. He has made significant contributions to the field of liquid crystal display (LCD) technology, holding a total of eight patents. His innovative work has advanced the capabilities and functionalities of display devices.
Latest Patents
One of Kawai's latest patents is for a multidomain vertically aligned liquid crystal display device. This invention involves a pair of substrates arranged in parallel with a gap in between. Liquid crystal material containing molecules with negative dielectric anisotropy is filled between the substrates, allowing for homeotropic alignment. The design includes pixel electrodes arranged in a matrix form, along with data bus lines and gate bus lines. The gate bus line passes through the inner area of each pixel electrode, and switching elements are formed on the opposing surface of one of the substrates. Protrusions on the substrate divide the pixel electrode area into multiple sections, while a domain border regulating unit defines the borders of each domain.
Another notable patent is for a repairable thin film transistor matrix substrate and the method of repairing it. This integrated substrate features an insulated base with parallel gate bus lines and accumulated capacitance bus lines. The design includes auxiliary capacitance electrodes and thin film transistors that are electrically connected to the bus lines. A method for repairing the matrix substrate involves connecting a conductor to bypass defects, ensuring the functionality of the display.
Career Highlights
Kawai has worked with notable companies such as Fujitsu Corporation and Fujitsu Display Technologies Corporation. His experience in these organizations has allowed him to refine his skills and contribute to groundbreaking advancements in display technology.
Collaborations
Kawai has collaborated with esteemed colleagues, including Kiyoshi Ozaki and Tsuyoshi Kamada. Their combined expertise has fostered innovation and development in the field of liquid crystal displays.
Conclusion
Satoru Kawai's contributions to liquid crystal display technology through his patents and collaborations highlight his role as a key innovator in the industry. His work continues to influence advancements in display technology, showcasing the importance of innovation in this field.