Location History:
- Mobara, JA (1976)
- Mobara, JP (1981 - 2002)
Company Filing History:
9 out of 42,485 
3 out of 4 
1 out of 217 
Years Active: 1976-2002
Title: Akiya Izumi: Innovator in Liquid Crystal Display Technology
Introduction
Akiya Izumi is a prominent inventor based in Mobara, Japan, known for his significant contributions to the field of liquid crystal display (LCD) technology. With a total of 10 patents to his name, Izumi has made remarkable advancements that have improved the quality and efficiency of display devices.
Latest Patents
One of Izumi's latest patents involves a liquid crystal display with a black matrix formed by a black resin optical shielding layer and a blue filter layer. This invention discloses a liquid crystal display device capable of obtaining preferable display images while maintaining low manufacturing costs and minimizing environmental impact during fabrication. The device comprises a first substrate with a black matrix, a color filter, and a counter electrode, along with a second substrate featuring gate and source signal lines, thin film transistors, and pixel electrodes arranged in a matrix. The black matrix is innovatively constructed using a photoresist film containing a blue pigment, which is patterned through back side exposure.
Another notable patent pertains to a semiconductor device and video camera unit. This invention separates the video camera unit into a holder for lenses and a base for a solid-state image pickup chip. The design allows for variable distance adjustments between the holder and base, enabling precise back focus adjustments for the lens. This innovative approach enhances the functionality and versatility of video camera units.
Career Highlights
Throughout his career, Akiya Izumi has worked with esteemed companies such as Hitachi, Ltd. and Echo Co. Ltd. His experience in these organizations has contributed to his expertise in developing cutting-edge technologies in the display and imaging sectors.
Collaborations
Izumi has collaborated with notable coworkers, including Toshio Nakano and Iwao Takemoto. Their joint efforts have further advanced the innovations in the field of liquid crystal displays and imaging technologies.
Conclusion
Akiya Izumi's contributions to liquid crystal display technology and video camera units have significantly impacted the industry. His innovative patents reflect a commitment to enhancing display quality while considering environmental sustainability. Izumi's work continues to inspire advancements in technology and design.
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.