Company Filing History:
10 out of 331 
4 out of 61 Years Active: 2016-2020
Title: Kuniko Adegawa: Innovator in Refrigeration Technology
Introduction
Kuniko Adegawa is a prominent inventor based in Tokyo, Japan. She has made significant contributions to the field of refrigeration technology, holding a total of 14 patents. Her work focuses on developing innovative solutions that enhance the efficiency and environmental sustainability of refrigerating machines.
Latest Patents
Among her latest patents are two notable inventions. The first is a refrigerating machine oil that comprises a base oil, a sulfide compound, and an orthophosphoric acid ester. This invention specifies that the content of the sulfide compound is between 0.01 to 2.0% by mass, while the orthophosphoric acid ester content ranges from 0.1 to 5.0% by mass, based on the total amount of the refrigerating machine oil. The oil is designed to have a kinematic viscosity at 40°C of 3 to 500 mm/s. The second patent is a working fluid composition for refrigerating machines, which includes a refrigerant with a global warming potential (GWP) of 500 or less. This composition features a first refrigerant component selected from difluoromethane and tetrafluoropropene, and a second component from carbon dioxide or hydrocarbons with 3 to 4 carbon atoms. Additionally, it includes a refrigerating machine oil made from a polyol ester, polyvinyl ether, or polyalkylene glycol compound, with a carbon/oxygen molar ratio of 2.5 to 5.8.
Career Highlights
Kuniko Adegawa has worked with notable companies in the energy sector, including JX Nippon Oil & Energy Corporation and JXTG Nippon Oil & Energy Corporation. Her experience in these organizations has allowed her to apply her innovative ideas in practical settings, contributing to advancements in refrigeration technology.
Collaborations
Some of her coworkers include Masanori Saito and Takeshi Okido. Their collaboration has likely fostered a creative environment that encourages the development of cutting-edge technologies.
Conclusion
Kuniko Adegawa is a trailblazer in the field of refrigeration, with a strong portfolio of patents that reflect her commitment to innovation and sustainability. Her contributions continue to shape the future of refrigeration technology.