Company Filing History:
Years Active: 2017-2022
Title: Seiji Fujiwara: Innovator in Liquid Crystal Display Technology
Introduction
Seiji Fujiwara is a prominent inventor based in Sakai, Japan. He has made significant contributions to the field of liquid crystal display (LCD) technology, holding a total of 13 patents. His work focuses on enhancing the manufacturing processes and performance of LCD devices.
Latest Patents
Among his latest innovations is a polarized-light irradiation device and a method for manufacturing liquid crystal display devices. This invention provides a polarized light irradiation device capable of setting an alignment azimuth angle θ of liquid crystal molecules to a desired angle, even when the incident angle of polarized light on a substrate is not 0° during the irradiation of a photo alignment film. The device includes a stage with a placement surface for the substrate and a polarized light irradiation unit that irradiates the placement surface with polarized light through a polarizer, tilted relative to the normal of the placement surface. The polarization azimuth angle α is carefully controlled to fall within specific ranges to optimize the alignment treatment of the photo alignment film.
Another notable patent involves a photo-alignment treatment device for a liquid crystal display panel substrate. This device features a light irradiation mechanism, including a light source and a polarizer, along with a rotation adjustment mechanism. It is designed to irradiate the liquid crystal display panel substrate while allowing for movement of either the substrate or the light source, ensuring precise alignment during the manufacturing process.
Career Highlights
Seiji Fujiwara is currently associated with Sharp Corporation, a leading company in the electronics industry. His work at Sharp has been instrumental in advancing LCD technology, making significant strides in the efficiency and quality of display manufacturing.
Collaborations
Throughout his career, Fujiwara has collaborated with notable colleagues, including Tohru Senoo and Takeshi Hirase. These partnerships have fostered innovation and contributed to the development of cutting-edge technologies in the field.
Conclusion
Seiji Fujiwara's contributions to liquid crystal display technology through his numerous patents highlight his role as a key innovator in the industry. His work continues to influence the future of display technology, ensuring advancements that benefit consumers and manufacturers alike.
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