Company Filing History:
6 out of 227 
1 out of 67 
3 out of 832,880 Years Active: 1987-2007
Title: Joseph W. Doane: Innovator in Liquid Crystal Display Technology
Introduction
Joseph W. Doane is a notable inventor based in Kent, OH (US), recognized for his contributions to the field of liquid crystal display technology. With a total of 10 patents to his name, Doane has made significant advancements that enhance the functionality and design of display systems.
Latest Patents
One of his latest patents is for a "Single Substrate Liquid Crystal Display." This invention relates to a display film that can be transferred onto a substrate through lamination or other methods. The display film consists of a stack of layers that can vary in type and arrangement based on the substrate's characteristics and the display's addressing method. The layers include electrode layers and liquid crystal layers, along with various combinations of adhesive, preparation, casting, light-absorbing, insulation, and protective layers. This innovation allows for interaction with components like solar cells and active matrix backplanes, offering unprecedented flexibility in fabrication and design within the display industry.
Another significant patent is for "Chiral Additives for Cholesteric Displays." This patent introduces a unique class of chiral additive materials designed for cholesteric displays, which maintain a helical twist power that is largely independent of temperature. These additives can be utilized as a single chiral component, ensuring minimal dilution of the physical properties of the nematic liquid crystal host mixture. This advancement is crucial for enhancing the performance of cholesteric displays.
Career Highlights
Throughout his career, Joseph W. Doane has worked with esteemed institutions, including Kent State University. His work has significantly impacted the development of liquid crystal technologies, making him a respected figure in the field.
Collaborations
Doane has collaborated with notable individuals such as John L. West and Slobodan Zumer, contributing to the advancement of liquid crystal display technologies through shared expertise and innovative ideas.
Conclusion
Joseph W. Doane's contributions to liquid crystal display technology have paved the way for new advancements in the industry. His innovative patents reflect a commitment to enhancing display systems, showcasing his role as a leading inventor in this field.