Inventor

SAKAI NATSUKA

JP2 patents

Patents

2 patents

US7374328B2May 20, 2008

Optical sheet, and backlight unit and display using the same

TOPPAN PRINTING CO LTD50 citations93

US7553059B2Jun 30, 2009

Optical sheet, and backlight unit and display using the same

TOPPAN PRINTING CO LTD13 citations81