Claims that its bladeless fans produce a more constant airflow than traditional fans were made by a company that employs more than how many people worldwide?
Bladeless fan A bladeless fan (sometimes called an air multiplier) blows air from a ring with no external blades. Its blades are hidden in its base. The first concept was created by Toshiba in 1981. Dyson claims that its bladeless fans (U.S. Patent  ) produce a more constant airflow than traditional fans.
Deepcool Deepcool () is a manufacturer and provider of thermal products for desktops, laptops and servers. It was founded in Beijing in 1996. Its factory is now located in Shenzhen. Deepcool's factory employs around 700 people and has a construction area of 20,000 square meters. It is recognized by and ISO14001. The company name was inspired by the IBM supercomputer Deep Blue.