Matsushita patents granted on 28 April 2009

5 US patents granted on 28 April 2009 and assigned to Matsushita

1 7,525,887 Playback signal processing apparatus and optical disc device
2 7,525,613 Liquid crystal display device and display control method thereof
3 7,525,531 Method for manufacturing lighting device, image display, liquid crystal monitor, liquid crystal television, liquid crystal information terminal, and light guide plate
4 7,525,335 Display element and inspecting method of the same
5 7,525,282 Battery-operated equipment including a microcomputer