Location History:
- Kanagawa-ken, JP (1996)
- Chiba, JP (2002)
Company Filing History:
1 out of 1,786 
1 out of 1,379 
Years Active: 1996-2002
Title: The Innovations of Jotaro Kida
Introduction
Jotaro Kida, an accomplished inventor based in Chiba, Japan, has made significant contributions to the field of color development. With a total of two patents to his name, Kida's work focuses on enhancing the quality and efficiency of color developers used in various applications.
Latest Patents
Kida's latest patents include two innovative products related to color development. The first patent describes a color developer composition that comprises (A) a color developer featuring a polyvalent metal salt of a salicylic acid derivative, and (B) a polyester polyol with at least one carbonate bond or ester bond in its molecular structure. This invention also includes an aqueous dispersion and a color developing ink utilizing the specified color developer composition, alongside a recording sheet containing the composition on a base material.
The second patent outlines a process for preparing a polyvalent metal salt of a salicylic acid resin. This involves reacting salicylic acid or its derivative with styrene or its derivative at temperatures ranging from -20 degrees Celsius to below 40 degrees Celsius in the presence of sulfuric acid. The resulting product is then reacted with a polyvalent metal compound, resulting in an aqueous dispersion of the polyvalent metal salt of the resin and a developing sheet that incorporates this novel material.
Career Highlights
Throughout his career, Jotaro Kida has been associated with notable companies such as Mitsui Chemicals, Inc. and Mitsui Toatsu Chemicals, Incorporated. His experience in these organizations has contributed to his development as an inventor, where he has applied his knowledge in the field of color chemistry.
Collaborations
Kida has worked alongside esteemed colleagues, including Yoshimitsu Tanabe and Masakatsu Nakatsuka. Their collaborative efforts in research and development have played a crucial role in advancing the technologies surrounding color developers.
Conclusion
Jotaro Kida's innovative spirit and dedication to enhancing color development technology underscore his significance as an inventor. With two patents that showcase his expertise, Kida continues to influence the industry, paving the way for advancements in color chemistry and its applications across various fields.
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.