Inventor

WANG WALTER M

US2 patents

Patents

2 patents

US6752525B1Jun 22, 2004

Light emitting device providing a collimated light beam

HEWLETT PACKARD DEVELOPMENT CO2 citations56

US6916112B2Jul 12, 2005

Light emitting device providing a collimated light beam

HEWLETT PACKARD DEVELOPMENT CO0 citations46