Company Filing History:
Years Active: 2015-2023
Title: The Innovative Contributions of Ryotaro Komada
Introduction
Ryotaro Komada is a prominent inventor based in Osaka, Japan. He has made significant contributions to the field of inkjet technology and toner formulations. With a total of 15 patents to his name, Komada's work has had a substantial impact on the industry.
Latest Patents
One of his latest patents involves an innovative inkjet ink formulation. This ink contains composite particles made from a polyester resin that includes a sulfonic acid group and a basic dye. The polyester resin has a glass transition point ranging from 40°C to 70°C. The formulation consists of a first repeating unit derived from a polyvalent carboxylic acid with a sulfonic acid group, a second repeating unit from a polyvalent carboxylic acid without a sulfonic acid group, and a third repeating unit from a polyhydric alcohol. The content ratio of the first repeating unit is carefully controlled to be at least 1.5 mol % and no greater than 20.0 mol %. Additionally, the mass ratio of the polyester resin to the basic dye is maintained between 1.0 and 10.0.
Another notable patent pertains to toner technology. This toner includes particles that consist of a toner mother particle and an external additive that adheres to its surface. The external additive is composed of silica particles, which have a complex structure including a silica base and multiple surface treatment layers. The first layer contains carboxy-modified silicone oil, while the second layer includes a specific copolymer. The silica particles are characterized by a non-ring-opened oxazoline group content measured by gas chromatography-mass spectrometry.
Career Highlights
Ryotaro Komada is currently employed at Kyocera Document Solutions Inc., where he continues to innovate and develop new technologies. His work has been instrumental in advancing the capabilities of inkjet and toner products.
Collaborations
Throughout his career, Komada has collaborated with notable colleagues, including Masami Tsujihiro and Jun Hioki. These partnerships have fostered a creative environment that encourages the development of cutting-edge technologies.
Conclusion
Ryotaro Komada's contributions to the fields of inkjet technology and toner formulations exemplify his innovative spirit and dedication to advancing technology. His patents reflect a deep understanding of material science and engineering
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.