Location History:
- Ibaraki, JP (1985)
- Osaka, JP (1986)
- Tokyo, JP (1978 - 1990)
Company Filing History:
9 out of 6,893 
1 out of 929 Years Active: 1978-1990
Title: Takuzo Okumura: Innovator in Liquid Crystal Technology
Introduction
Takuzo Okumura, a prominent inventor based in Tokyo, Japan, has made significant contributions to the field of liquid crystal technology. With a total of nine patents to his name, Okumura is recognized for his innovative approach to improving the efficiency and functionality of liquid crystal display (LCD) panels.
Latest Patents
Among Okumura's latest inventions are two notable patents that enhance the performance of color liquid crystal displaying panels and light-polarizing films. The first patent focuses on a color liquid crystal display panel that boasts improvements in brightness, viewing angles, and overall workability. This design incorporates a liquid crystal layer between two light-polarizing plates. One of the plates consists of a light-polarizing layer, a color filter layer, a protective film layer made of non-rotary polarization polymer, and a transparent conductive film layer. The other plate consists of a light-polarizing layer and a transparent conductive film layer, contributing to the panel's superior display quality.
In another patent, Okumura presents a high-performance light-polarizing film that assumes a neutral gray. This film features iodine as the main polarizing coloring matter, along with dichroism dyes that enhance its absorption and polarization characteristics across various wavelengths of visible light. Compared to existing iodine-type films, his design achieves high light transmittance and a high polarizing coefficient, making it highly applicable for liquid crystal televisions and other optical uses.
Career Highlights
Throughout his career, Takuzo Okumura has held positions at notable companies, including Sumitomo Chemical Company, Limited and Sumitomo Metal Industries, Inc. His work at these organizations has allowed him to push the boundaries of liquid crystal applications and contribute to groundbreaking innovations.
Collaborations
Okumura has collaborated with esteemed professionals in the field, including Hitoshi Kikui and Toyokazu Okada. These collaborations have facilitated the exchange of ideas and enriched the innovative processes behind his inventions.
Conclusion
Takuzo Okumura's dedication to advancing liquid crystal technology showcases his remarkable skill as an inventor. His patents not only reflect his innovative spirit but also demonstrate the potential for continued advancements in the display technology industry. As he continues to contribute to this field, his work is expected to have a lasting impact.
Inventor’s Patent Attorneys refers to legal professionals with specialized expertise in representing inventors throughout the patent process. These attorneys assist inventors in navigating the complexities of patent law, including filing patent applications, conducting patent searches, and protecting intellectual property rights. They play a crucial role in helping inventors secure patents for their innovative creations.