Company Filing History:
1 out of 42,517 
1 out of 162 Years Active: 1986
Title: Ryoei Katsura: Innovator in Gas Measurement Technology
Introduction
Ryoei Katsura is a notable inventor based in Hitachi, Japan. He has made significant contributions to the field of gas measurement technology, particularly in the quantitative determination of dissolved gas concentrations in water.
Latest Patents
Katsura holds a patent for a "Method and apparatus for measuring dissolved gas concentrations." This innovative technology allows for the simultaneous measurement of two dissolved gas components, such as oxygen and hydrogen, in a single membrane-type oxygen meter. The method utilizes a membrane that creates an overlapped potential region, enabling accurate measurements of gas concentrations through the application of specific potentials to electrodes.
Career Highlights
Throughout his career, Ryoei Katsura has worked with prominent companies, including Hitachi, Ltd. and Hitachi Engineering Co., Ltd. His experience in these organizations has allowed him to develop and refine his innovative ideas in gas measurement technology.
Collaborations
Katsura has collaborated with esteemed colleagues, including Masao Kitamura and Norio Nakayama. These partnerships have contributed to the advancement of his research and the successful development of his patented technologies.
Conclusion
Ryoei Katsura's work in measuring dissolved gas concentrations has made a significant impact in the field of environmental monitoring and analysis. His innovative approach continues to influence advancements in gas measurement technology.