Who was one of the first artists to use the Netherlandish style of painting?

One of the first artists to use the Netherlandish style of painting was Jan van Eyck. Active in the early 15th century, he is renowned for his detailed realism and innovative use of oil paints, which allowed for greater depth and luminosity in his works. His iconic piece, the "Arnolfini Portrait," exemplifies the meticulous attention to detail and rich textures characteristic of this style. Van Eyck's techniques and aesthetics significantly influenced the development of Northern Renaissance art.