Location History:
- Tokyo, JP (1988 - 1990)
- Shinjuku-ku, JP (2014)
Company Filing History:
Years Active: 1988-2014
Title: Yutaka Shirakashi: Innovator in Synthetic Hair Technology
Introduction
Yutaka Shirakashi is a notable inventor based in Shinjuku-ku, Japan. He has made significant contributions to the field of synthetic hair technology, holding three patents that showcase his innovative approach to artificial hair and wigs.
Latest Patents
One of his latest patents involves an artificial hair and wig that possess the property of thermal deformation, allowing them to expand upon heating with a hair dryer or other styling tools. This artificial hair is created by mixing a semi-aromatic polyamide with a specific glass transition temperature and a non-expanding resin. The design includes a sheath/core structure, ensuring that the hair maintains its shape at room temperature or after shampooing. Another patent focuses on a synthetic fiber with an uneven surface structure, which can be produced through melt-spinning techniques. This fiber is particularly useful for wigs and is characterized by its wrinkles and ridges, providing a natural appearance.
Career Highlights
Yutaka Shirakashi is currently associated with Aderans Company Limited, a leading company in the hair and wig industry. His work has significantly advanced the technology behind synthetic hair, making it more versatile and user-friendly.
Collaborations
He has collaborated with notable coworkers such as Osamu Asakura and Hiroshi Kakiuchi, contributing to the development of innovative products in the field.
Conclusion
Yutaka Shirakashi's contributions to synthetic hair technology have paved the way for advancements in the industry. His patents reflect a commitment to innovation and practicality, enhancing the quality and functionality of artificial hair products.