Location History:
- Minami-Ashigara, JP (2009 - 2019)
- Kanagawa, JP (2014 - 2021)
Company Filing History:
17 out of 16,042 
1 out of 1,309 
Years Active: 2009-2025
Title: Yoshiaki Hisakado: Innovator in Optical Technologies
Introduction
Yoshiaki Hisakado, based in Minami-Ashigara, Japan, is a notable inventor recognized for his contributions to the field of optical technologies. With an impressive portfolio, Hisakado holds 18 patents, showcasing his innovative spirit and expertise in creating advanced optical devices.
Latest Patents
Some of Hisakado's latest patents include the development of a circularly polarizing plate, an organic electroluminescent display device, and a display device that effectively suppresses tint unevenness when applied to an organic EL display. This circularly polarizing plate features a polarizer and a phase difference film that minimizes moisture content to 1.8% or less. It also maintains chromaticity values of 10 or less at any azimuthal angle, ensuring high reflectivity of only 3.0% or less. Furthermore, Hisakado's optical film invention comprises an optically anisotropic layer with outstanding durability, produced by polymerizing a liquid crystal composition, where the extrapolated glass transition starting temperature reaches 70°C or higher.
Career Highlights
Hisakado has significantly contributed to his field while working with prestigious organizations such as Fujifilm Corporation and the Japan Science and Technology Agency. His work has greatly influenced the development of innovative optical solutions that enhance display technologies.
Collaborations
Throughout his career, Yoshiaki Hisakado has collaborated with esteemed colleagues like Yoji Ito and Yukito Saitoh. Their combined efforts have fostered advancements in optical technology, marking important milestones in the industry.
Conclusion
Yoshiaki Hisakado’s dedication to innovation has led to remarkable advancements in optical devices, particularly in the realm of display technologies. His patents are a testament to his expertise and commitment to addressing challenges in the field, paving the way for future developments.
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.