This inventor holds 4 USPTO granted patents and 1 EPO patent. Top assignees: Toshiba Tec Kabushiki Kaisha, Kabushiki Kaisha Toshiba. Active years: 2008-2010.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile
Company Filing History:
4 out of 6,290 
1 out of 53,262 
Years Active: 2008-2010
Title: The Innovative Contributions of Yukiko Kawakami
Introduction
Yukiko Kawakami is a prominent inventor based in Mishima, Japan. She has made significant contributions to the field of inkjet technology, holding a total of 4 patents. Her work focuses on developing advanced ink formulations that enhance the performance and quality of inkjet printing.
Latest Patents
One of her latest patents is for a photosensitive inkjet ink. This innovative ink includes a photo-acid generating agent, pigment, and an organic dispersion medium containing at least two kinds of polymerizable compounds. These compounds are selected from a group consisting of an oxetane compound and a vinyl ether compound. The formulation ensures that at least one kind of the polymerizable compounds is a monofunctional compound at a concentration of 20 to 70% based on the total weight of the organic dispersion medium. Additionally, the vinyl ether compound is present at a concentration of 30% or more based on the total weight of the organic dispersion medium.
Another notable patent is for an inkjet ink that includes a pigment dispersion containing an organic dispersant and a black pigment with an average particle diameter of not more than 200 nm. The organic dispersant is formed of at least one polymerizable compound, and the black pigment is included at an amount ranging from 2 to 30% by weight based on the organic dispersant. The formulation also incorporates an ionic compound, ensuring that the ζ-potential of the black pigment to the polymerizable compound is confined within the range of -10 mV to +100 mV.
Career Highlights
Yukiko has worked with notable companies such as Toshiba Tec and Toshiba Corporation. Her experience in these organizations has allowed her to refine her skills and contribute to cutting-edge technology in the printing industry.
Collaborations
Throughout her career, Yukiko has collaborated with esteemed colleagues, including Mitsuru Ishibashi and Toru Ushirogouchi. These partnerships have fostered innovation and have been instrumental in her research and development efforts.
Conclusion
Yukiko Kawakami's contributions to inkjet technology through her patents and collaborations highlight her role as a leading inventor in her field. Her innovative work continues to influence the future of printing technology.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile