Location History:
- Tokyo, JP (1991 - 1992)
- Kanagawa-ken, JP (1998 - 2018)
- Yokohama, JP (1990 - 2019)
Company Filing History:
20 out of 52,751 
12 out of 266 
10 out of 90,753 
Years Active: 1990-2019
Title: **Innovative Contributions of Takao Kusaka in Photocatalytic and Antiviral Technologies**
Introduction
Takao Kusaka, an inventive mind located in Yokohama, Japan, holds an impressive portfolio of 30 patents. His work primarily focuses on advancements in photocatalytic materials and antiviral technologies, reflecting his commitment to innovations that enhance public health and environmental sustainability.
Latest Patents
Among his most recent patents is a groundbreaking formulation of aqueous dispersion and coating materials. This innovative aqueous dispersion comprises visible-light responsive photocatalytic composite microparticles made from tungsten oxide and zirconium oxide. The specified ratio of zirconium oxide to tungsten oxide ranges from 0.05% to 200%, with a particle size distribution measuring between 20 nm and 10 µm. The dispersion maintains a pH level between 1 and 9, showcasing its versatility and stability.
Additionally, his work includes patents for antiviral materials, films, fibers, and products. In one embodiment, this antiviral material features tungsten oxide microparticles that exhibit a significant inactivation effect against various viruses, including low pathogenic avian influenza (H9N2), high pathogenic avian influenza (H5N1), and swine influenza viruses. The efficacy of these microparticles is evaluated based on a method that involves visible light irradiation, demonstrating Kusaka's innovative approach to tackling viral threats.
Career Highlights
Takao Kusaka has made significant contributions through his tenure at notable companies such as Kabushiki Kaisha Toshiba and Toshiba Materials Co., Ltd. His dedication to research and development in these renowned organizations has enabled him to pioneer influential advancements in material science.
Collaborations
Throughout his career, Kusaka has collaborated with esteemed colleagues, including Kayo Nakano and Susumu Yasuda. These partnerships underscore the collaborative spirit prevalent in the field of innovation, facilitating the exchange of ideas to create impactful technological solutions.
Conclusion
Takao Kusaka's innovative work in photocatalytic and antiviral technologies positions him as a notable inventor in today's technological landscape. His contributions not only demonstrate his expertise but also reflect his commitment to improving health and environmental quality through sustainable innovations. With a solid foundation of patents to his name, Kusaka continues to inspire future generations of inventors aiming to make a significant impact on society.