Location History:
- Nyuzen, JP (1980 - 1992)
- Toyama, JP (1992 - 1994)
Company Filing History:
9 out of 1,145 
1 out of 832,718 Years Active: 1980-1994
Title: Innovations of Hatsuo Hirono in Aluminum Treatment
Introduction
Hatsuo Hirono is a notable inventor from Toyama, Japan, recognized for his contributions to the field of aluminum treatment. With a total of 9 patents, he has developed innovative methods that enhance the durability and aesthetic qualities of aluminum and aluminum alloys.
Latest Patents
Hirono's latest patents include a method for the production of colored articles of aluminum or aluminum alloy. This method produces a fast and brightly colored oxide film that excels in durability and prevents pigment separation. The process involves using an aqueous dispersion of organic pigment or carbon black, which is finely divided to a size between 3 and 150 nm. The anodic oxide film is formed on the surface of the aluminum member, with larger pores than ordinary ones, allowing the pigment to migrate and deposit within the pores through electrophoresis. Another significant patent is the method for imparting a blue color to aluminum or aluminum alloy. This method allows for a durable and clear blue color of controlled density to be applied to the anodic oxide film. It involves AC electrolysis in a bath containing an inorganic ferrous salt, followed by DC electrolysis in a bath with hexacyano iron (II) acid salt.
Career Highlights
Throughout his career, Hatsuo Hirono has worked with various companies, including Yoshida Kogyo K.K. His innovative approaches have significantly impacted the aluminum treatment industry, leading to advancements in both functionality and aesthetics.
Collaborations
Hirono has collaborated with notable individuals in his field, including Hideo Fukui and Katsuyuki Nagata. Their combined expertise has contributed to the development of effective methods for aluminum treatment.
Conclusion
Hatsuo Hirono's work in aluminum treatment showcases his innovative spirit and dedication to enhancing material properties. His patents reflect a commitment to advancing technology in this field, making a lasting impact on the industry.
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.