Location History:
- Sagamihara, JP (1992 - 1994)
- Gifu, JP (1994)
Company Filing History:
Years Active: 1992-1994
Title: Tetsuya Fukunaga: Innovator in Color Filter Technology
Introduction
Tetsuya Fukunaga is a notable inventor based in Sagamihara, Japan. He has made significant contributions to the field of display technology, particularly in the development of color filters and liquid crystal display devices. With a total of 3 patents to his name, Fukunaga's work has had a considerable impact on the industry.
Latest Patents
Fukunaga's latest patents include a color filter and a method of fabricating a color filter. This invention involves adding a reactive dye to a photosensitive composite that contains pigment, which enhances the contrast of the color filter. The process includes depositing the photosensitive composite on a glass substrate and applying a layer of PVA, followed by a masking layer to define the primary colors. The resulting color filter boasts a high contrast ratio, making it suitable for advanced display applications.
Another significant patent is for an active matrix liquid crystal display device that features two light shielding layers. This device includes a transparent insulating substrate with a common electrode, gate lines, and data lines that intersect to form liquid crystal display cells. The innovation lies in the positioning of the light shielding layer, which improves the display's performance by defining the edges of the display area effectively.
Career Highlights
Fukunaga is currently employed at International Business Machines Corporation (IBM), where he continues to push the boundaries of display technology. His work at IBM has allowed him to collaborate with other talented professionals in the field, further enhancing his contributions to innovation.
Collaborations
Some of Fukunaga's notable coworkers include Toshihiko Koseki and Hidemine Yamanaka. Their collaborative efforts have played a crucial role in advancing the technology behind liquid crystal displays and color filters.
Conclusion
Tetsuya Fukunaga's innovative work in color filter technology and liquid crystal displays has established him as a key figure in the field. His patents reflect a commitment to enhancing display quality and performance, making significant strides in the industry.
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.