Location History:
- Aichi, JP (1991 - 1992)
- Toyohashi, JP (1998)
Company Filing History:
3 out of 1,007 
2 out of 2 
1 out of 11 Years Active: 1991-1998
Title: Tetsushi Kosugi: Innovator in Pearlescent Pigments and Cosmetic Materials
Introduction
Tetsushi Kosugi is a notable inventor based in Aichi, Japan. He has made significant contributions to the field of cosmetic materials and pigments, holding a total of 4 patents. His work focuses on developing innovative solutions that enhance the quality and performance of cosmetic products.
Latest Patents
Among his latest patents, Kosugi has developed a pearlescent pigment and a paint composition that addresses common issues in the industry. The pearlescent pigment he created solves problems such as the development of yellow color at mass tone angles and the lack of clarity in interference colors. This pigment is characterized by a coating of metal oxide on synthetic mica, which has an average refractive index of not more than 1.58. The synthetic mica particles are smoothened and made flaky, with iron content not exceeding 1.0%. Additionally, he has worked on synthetic mica powder that contains 75 to 99% of the stoichiometrical composition of fluorine. This powder is designed to show no leaching of fluorine ions and improved oil hold due to its laminated surface, resulting in cosmetics that are excellent in extensibility, gloss, adherence, and moldability.
Career Highlights
Throughout his career, Tetsushi Kosugi has worked with prominent companies in the cosmetic industry, including Shiseido Company, Limited and Toby Kogyo K.K. His experience in these organizations has allowed him to refine his expertise in the development of innovative cosmetic materials.
Collaborations
Kosugi has collaborated with notable professionals in his field, including Masaru Yamamoto and Akitsugu Ando. These partnerships have contributed to the advancement of his research and the successful development of his patented inventions.
Conclusion
Tetsushi Kosugi is a distinguished inventor whose work in pearlescent pigments and cosmetic materials has made a significant impact on the industry. His innovative solutions continue to enhance the quality and safety of cosmetic products, showcasing his dedication to advancing this field.
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.