Company Filing History:
Years Active: 2020-2025
Title: Kiyomi Kumamoto: Innovator in Ink Jet Technology
Introduction
Kiyomi Kumamoto is a prominent inventor based in Shiojiri, Japan. She has made significant contributions to the field of ink jet technology, holding a total of 11 patents. Her work focuses on developing innovative ink compositions and recording methods that enhance the performance of ink jet printers.
Latest Patents
Kumamoto's latest patents include advancements in ink jet ink sets, recording methods, and recording apparatuses. One notable patent describes an ink jet ink set that comprises an aqueous dye ink and an aqueous pigment ink. This ink set is designed for use in an ink jet recording apparatus featuring a first ejection port for the dye ink and a second ejection port for the pigment ink. The design includes a cap that serves both ejection ports, made from the same material as the ports themselves. The aqueous dye ink contains a specific dye and a poly(oxyalkylene) alkyl ether, while the pigment ink features a self-dispersible pigment. Another patent focuses on an ink accommodating body that holds an ink composition, which includes a first dye at a minimum concentration of 0.5% by mass.
Career Highlights
Kiyomi Kumamoto is currently employed at Seiko Epson Corporation, where she continues to innovate in the field of ink technology. Her work has been instrumental in improving the quality and efficiency of ink jet printing systems.
Collaborations
Kumamoto collaborates with talented colleagues, including Yusuke Mizutaki and Tomohiro Aruga, to further enhance the capabilities of their ink jet technologies.
Conclusion
Kiyomi Kumamoto's contributions to ink jet technology exemplify her dedication to innovation and excellence. Her patents reflect a deep understanding of the complexities involved in ink composition and application, making her a key figure in the industry.
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.