Company Filing History:
Years Active: 2023
Title: Sachiko Onuki: Innovator in Ink Composition
Introduction
Sachiko Onuki is a notable inventor based in Saitama, Japan. She has made significant contributions to the field of ink technology, particularly through her innovative patent related to ink composition.
Latest Patents
Sachiko Onuki holds a patent for an ink composition, writing instrument, and method for producing ink composition. This ink composition includes carbon black and/or an organic pigment, water, a polysaccharide, two or more diols, and particles of an acrylic resin. The formulation specifies that the two or more diols include a first diol with 5 to 7 carbon atoms and a second diol with 1 to 4 carbon atoms. Notably, the content of the first diol in the ink composition is 0.05 wt % or more. This innovative approach enhances the quality and performance of writing instruments.
Career Highlights
Sachiko Onuki is currently employed at Pentel Kabushiki Kaisha, a well-known company in the writing instrument industry. Her work focuses on developing advanced ink formulations that improve the user experience in writing and drawing.
Collaborations
Sachiko collaborates with talented coworkers, including Kiyonori Yasuike and Haruka Takai, who contribute to her projects and innovations.
Conclusion
Sachiko Onuki's contributions to ink technology through her patent demonstrate her commitment to innovation in the writing instrument field. Her work continues to influence the development of high-quality writing products.