Location History:
- Minami-ashigara, JP (1994)
- Kanagawa, JP (1990 - 2014)
Company Filing History:
8 out of 16,458 
2 out of 16,093 
Years Active: 1990-2014
Title: Yuji Kume: Innovator in Ink Composition Technology
Introduction
Yuji Kume is a prominent inventor based in Kanagawa, Japan. He has made significant contributions to the field of ink technology, holding a total of 10 patents. His work focuses on developing innovative ink compositions and methods that enhance image formation processes.
Latest Patents
Kume's latest patents include an ink composition and method for producing the same, which features initiator particles that consist of a water-insoluble polymerization initiator and a water-soluble polymer. This ink composition has a volume average particle diameter of 500 nm or less and includes a water-soluble polymerizable compound, a pigment, and water. Another notable patent involves an ink composition that contains a pigment, water, a polymerizable compound with an acrylamide structure, a polymerization initiator, and a wetting agent that remains solid at 25°C and 1 bar atmospheric pressure. The wetting agent is included in the ink composition in an amount ranging from 0.01% by mass to 400% by mass relative to the polymerizable compound.
Career Highlights
Throughout his career, Yuji Kume has worked with notable companies such as Fuji Photo Film Company, Limited and Fujifilm Corporation. His experience in these organizations has allowed him to refine his expertise in ink technology and contribute to advancements in the field.
Collaborations
Kume has collaborated with esteemed colleagues, including Mikio Ihama and Koji Tamoto. These partnerships have fostered innovation and development in his projects.
Conclusion
Yuji Kume's contributions to ink composition technology have established him as a key figure in the industry. His innovative patents and collaborations reflect his commitment to advancing the field of image formation.