Location History:
- Ibaraki, JP (1994 - 1995)
- Kashima, JP (1995)
- Ibaraki-ken, JP (1997 - 1998)
Company Filing History:
7 out of 30 
1 out of 25,601 
Years Active: 1994-1998
Title: **Innovative Contributions of Keizou Itoh in Liquid Crystal Technology**
Introduction
Keizou Itoh, an esteemed inventor based in Ibaraki, Japan, has made significant strides in the field of liquid crystal technology. With a remarkable portfolio of seven patents, Itoh’s innovations have contributed to advancements in optical materials, which are essential in various electronic applications.
Latest Patents
Among his notable recent inventions are his patents for the optically active dihydropyran derivative and liquid crystal compositions. The 2H-5,6-optically active dihydropyran derivative is represented by a specific general formula. This innovative compound exhibits liquid crystal properties, enhancing its utility in electronic devices. Notably, it can function as an excellent dopant within compositions to produce a high-speed response, even when the compound by itself does not demonstrate liquid crystal properties. Furthermore, this derivative showcases a large spontaneous polarization, making it a significant addition to the realm of liquid crystals.
Career Highlights
Keizou Itoh has an impressive career marked by his contributions to reputable corporations, including Kashima Oil Co., Ltd. and Sharp Corporation. His role in these companies has enabled him to harness his skills in material science, particularly in developing technologies that enhance the performance of liquid crystal displays.
Collaborations
Throughout his career, Itoh has collaborated with notable individuals such as Mitsunori Takeda and Masaaki Namekawa. These partnerships have fostered an environment of shared knowledge and innovation, further enhancing the development of cutting-edge technologies in the field of liquid crystals.
Conclusion
Keizou Itoh’s extensive contributions to liquid crystal technology underscore his status as a leading inventor in the industry. With his ongoing efforts to innovate and improve materials for electronics, Itoh continues to play a crucial role in the advancement of optical technologies. His inventions not only showcase his brilliance but also pave the way for future explorations and developments in this essential field.