Location History:
- Tokyo, JP (1995 - 1998)
- Hyogo-ken, JP (1999 - 2001)
- Tsukuba, JP (2012)
Company Filing History:
3 out of 715 
3 out of 1,435 
3 out of 28 
Years Active: 1995-2012
Title: Kazuo Yokogi: Innovator in Gas Retrieval and Detection Technologies
Introduction
Kazuo Yokogi is a prominent inventor based in Hyogo-ken, Japan, known for his significant contributions to gas retrieval and detection technologies. With a total of 12 patents to his name, Yokogi has developed innovative solutions that enhance efficiency and safety in various industrial processes.
Latest Patents
Among his latest patents is the "Xenon retrieval system and retrieval device." This invention provides a simple and highly-pure xenon retrieval method with high efficiency by functionally removing elements such as water, CO2, and fluorocarbons from waste gases produced during semiconductor manufacturing processes, including plasma etching. The system features first adsorption means filled with synthetic zeolite with a pore size of 4A or smaller and aluminum oxide, arranged serially. It also includes gas separation means composed of silicone or polyethylene hollow fiber gas separation membrane modules, second adsorption means filled with activated carbon or synthetic zeolite with a pore size of 5A or larger, and reaction means filled with calcium compounds as reactants.
Another notable patent is the "Gas leakage detecting apparatus." This invention is designed to accurately detect gas leaks in a cylinder cabinet. The apparatus comprises a first air take-out pipe for extracting air from the exhaust duct of the cylinder cabinet and leading it to a gas sensor. It also includes a second air take-out pipe for extracting air from a specific position within the cabinet, along with shut-off valves and control means to monitor gas leaks effectively.
Career Highlights
Kazuo Yokogi has worked with several notable companies throughout his career, including L'Air Liquide and Société Anonyme Pour L'Étude Et L'Exploitation Des Procédés Georges Claude. His experience in these organizations has contributed to his expertise in gas retrieval and detection technologies.
Collaborations
Yokogi has collaborated with esteemed professionals in his field, including Joseph E. Paganessi and Benjamin J. Jurcik. These collaborations have further enriched his work and innovations.
Conclusion
Kazuo Yokogi's contributions to gas retrieval and detection technologies have made a significant impact in the industry. His innovative patents reflect his commitment to enhancing efficiency and safety in industrial processes.