This inventor holds 2 USPTO granted patents and 1 EPO patent. Top assignee: Kao Corporation. Active years: 2025-2026.
Company Filing History:
Years Active: 2025-2026
Title: Innovations by Shu Nagashima
Introduction
Shu Nagashima is a notable inventor based in Wakayama, Japan. He has made significant contributions to the field of aqueous pigment dispersion, holding a total of 2 patents. His work focuses on developing advanced materials that enhance the quality and performance of pigment dispersions.
Latest Patents
Nagashima's latest patents include innovative formulations for aqueous pigment dispersions. The first patent describes a pigment water dispersion that incorporates pigment-containing polyester resin particles. This polyester resin is characterized by a constitutional unit derived from both an alcohol component and a carboxylic acid component. Notably, the alcohol component includes 3-methyl-1,5-pentanediol, and the average particle size of the pigment-containing resin particles ranges from 60 nm to 350 nm. The second patent also pertains to aqueous pigment dispersion, detailing specific conditions for the alcohol component used as a raw material monomer for the polyester resin. These conditions ensure that the content of certain compounds is maintained within specified limits, enhancing the overall quality of the dispersion.
Career Highlights
Shu Nagashima is currently employed at Kao Corporation, a leading company in the field of consumer products and chemicals. His work at Kao Corporation has allowed him to focus on innovative solutions that address industry needs. His contributions have been instrumental in advancing the technology behind pigment dispersions.
Collaborations
Nagashima collaborates with talented colleagues, including Hiroto Soma and Tomohiko Nagano. Together, they work on various projects that aim to push the boundaries of innovation in their field.
Conclusion
Shu Nagashima's work in aqueous pigment dispersion showcases his commitment to innovation and excellence. His patents reflect a deep understanding of material science and its applications in industry. Through his contributions, he continues to influence the development of advanced pigment technologies.