Location History:
- Hitachi, JP (1986 - 1992)
- Katsuta, JP (1994 - 1998)
- Hitachinaka, JP (1998 - 2005)
Company Filing History:
11 out of 42,485 
2 out of 2 
2 out of 832,680 Years Active: 1986-2005
Title: Naohito Uetake: Innovator in Chemical Decontamination
Introduction
Naohito Uetake, an accomplished inventor based in Hitachinaka, Japan, has made significant contributions to the field of chemical decontamination. With a total of 13 patents to his name, Uetake continues to innovate and improve methodologies for safely removing radioactive materials from metallic surfaces.
Latest Patents
Among Uetake’s latest inventions is a patent for a "Method of Chemical Decontamination." This inventive method employs oxalic acid and hydrazine as reductive decontaminating agents to isolate and extract radioactive nuclides from metallic materials. The process is carefully controlled, with the injection of hydrazine ceasing once a cation resin in the connected circulation line breaks, ensuring safety and efficiency in decontamination.
Additionally, he developed an "Apparatus for Chemical Decontamination," designed to optimize the decontamination process. This apparatus includes a catalyst decomposition column positioned upstream of an ion exchange resin column, which allows for a reduction in waste products. It effectively manages various compositions trapped within cation and anion resin columns, selectively decomposing the trapped materials post-decontamination.
Career Highlights
Uetake has had an impressive career, with significant experience at Hitachi, Ltd. His work demonstrates a passion for tackling challenging problems in the field of nuclear safety. His innovative patents have garnered attention for their practical applications and environmental benefits.
Collaborations
Throughout his career, Uetake has collaborated with notable colleagues, including Makoto Nagase and Yamato Asakura. These partnerships have contributed to the breadth and depth of his inventive work, highlighting the collaborative nature of advancements in technology.
Conclusion
Naohito Uetake stands out as a leading inventor in chemical decontamination, continually pushing the boundaries of innovation. With his latest patents, he not only addresses pressing environmental concerns but also contributes to the safety and efficiency of nuclear material handling. Uetake's work exemplifies the intersection of invention and practical application, showcasing the profound impact that diligent innovators can have on society and 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.