Company Filing History:
Years Active: 2019-2021
Title: Atsushi Hara: Innovator in Liquid Crystal Exposure Technology
Introduction
Atsushi Hara is a notable inventor based in Yokohama, Japan, known for his contributions to the development of exposure apparatuses utilized in the flat-panel display manufacturing sector. With a total of three patents attributed to his name, Hara continues to push the boundaries of innovation within his field.
Latest Patents
Among his latest patents is a liquid crystal exposure apparatus that enhances the efficiency of exposing substrates with illumination light via a projection optical system. This advanced apparatus includes features such as a substrate holder that secures the substrate, a substrate encoder system that consists of head units and scales, which collectively provide accurate position information of the substrate holder based on the output from the head units. Additionally, the device incorporates a drive section that enables relative movement between the head units and the scales on the substrate holder.
Another significant patent illustrates an exposure method wherein the liquid crystal exposure apparatus is designed with a substrate holder located beneath a projection optical system. This innovation comprises a first drive section that facilitates the movement of the substrate holder along an XY plane. It also features measuring heads to assess the substrate holder's positioning and head stages that provide support while being movable within the XY plane. The second drive section further enhances functionality by maneuvering the head stages in both the X-axis and Y-axis directions, ensuring precise operation during substrate adjustments.
Career Highlights
Atsushi Hara has established himself as a key innovator working with Nikon Corporation, where he harnesses his expertise to engineer advanced exposure solutions for flat-panel display technologies. His role at Nikon has allowed him to explore and refine cutting-edge methodologies that are essential for the manufacturing process in this highly competitive industry.
Collaborations
During his career, Hara has collaborated with esteemed colleagues Yasuo Aoki and Takachika Shimoyama. Together, they have contributed to significant advancements in technology, leveraging their combined expertise to develop innovative solutions that address the evolving challenges in the field of display manufacturing.
Conclusion
Atsushi Hara’s dedication to innovation and his impactful patents exemplify the critical advancements in liquid crystal exposure technologies. His contributions not only enhance the manufacturing processes but also lay the groundwork for future innovations in flat-panel display systems. As a prominent figure at Nikon Corporation, Hara continues to influence the trajectory of technological advancements in this dynamic industry.