Company Filing History:
Years Active: 1994-1996
Title: Yoshiharu Hamano: Innovator in Monoazo Dye Production
Introduction
Yoshiharu Hamano is a prominent inventor located in Kitakyushu, Japan. He has made significant contributions to the field of chemistry with a focus on the production of monoazo dyes. With two patents to his name, Hamano's work showcases innovative processes and formulations that enhance the dye manufacturing industry.
Latest Patents
Yoshiharu Hamano holds two notable patents. The first is titled "Process for producing a monoazodye by diazo-coupling of a p-nitroanaline." This patent outlines a specific process for producing monoazo dyes through a diazotization and coupling method. The process uses an aniline derivative and involves a reaction mixture that is heat-treated in the presence of a nonionic surfactant, resulting in purified monoazo compounds.
The second patent focuses on "Disperse dye mixtures," which describes a composition comprising monoazo dyes blended in specified weight ratios. This innovative approach improves the dye's characteristics for various applications, markedly enhancing performance in the textile industry.
Career Highlights
Throughout his career, Yoshiharu Hamano has been associated with leading companies in the chemical industry, including DyStar Japan Ltd. and Hoechst Mitsubishi Kasei Co., Ltd. His expertise in dye chemistry has positioned him as a key player in developing color solutions for textiles.
Collaborations
Hamano has collaborated with notable individuals in his field, including Kiyoshi Himeno and Toshio Hihara. These partnerships have likely fostered innovative ideas and advancements in dye production processes and formulations, further strengthening the impact of his work within the industry.
Conclusion
Yoshiharu Hamano’s contributions to the field of dye chemistry through his innovative patents demonstrate his commitment to advancing the industry. His work not only highlights the scientific process of dye production but also showcases the potential for innovation within chemical engineering. As he continues to develop new methods and products, his influence on the dye manufacturing sector is poised to grow, solidifying his legacy as a prominent inventor.
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.