Company Filing History:
2 out of 305 
2 out of 2 Years Active: 1980
Title: Innovations by Yukio Horikawa
Introduction
Yukio Horikawa is a notable inventor based in Matsubara, Japan. He has made significant contributions to the field of fibroin technology, particularly in the production of finely powdered fibroin. His work has implications for both cosmetic and pharmaceutical applications.
Latest Patents
Horikawa holds two patents that focus on the production of high-purity fibroin. The first patent describes a process for producing finely powdered fibroin, which is characterized by its nonfibrous and particulate form. This fibroin has an average molecular weight of not less than 50,000 and contains at least 50% by weight of hot-water-insoluble fibroin. The second patent outlines a method for producing a fine powder of silk fibroin, utilizing various solvents and coagulating treatments to achieve high purity. Both processes result in a fine powder that is particularly useful as an additive in cosmetic preparations.
Career Highlights
Throughout his career, Yukio Horikawa has worked with prominent companies such as Kanebo, Limited and Kanebo Spun Silk, Ltd. His experience in these organizations has contributed to his expertise in fibroin technology and innovation.
Collaborations
Horikawa has collaborated with notable individuals in his field, including Kiyoshi Otoi and Koichiro Ohtomo. These collaborations have likely enhanced his research and development efforts in fibroin applications.
Conclusion
Yukio Horikawa's innovative work in the field of fibroin has led to significant advancements in the production of high-purity fibroin powders. His contributions continue to impact the cosmetic and pharmaceutical industries positively.