Shuji Nakamura, a researcher at Japan's Nichia Corp., develops the first blue-laser diode.2001
Matsushita and Sony develop their own blue lasers.2002
A nine-member consortium--led by Sony, Pioneer, and Matsushita--unveils the Blu-ray Disc standard. Toshiba is uncommitted.END 2002
Nichia is expected to launch sales of the first commercial blue-laser diodes.