| Patent Number |
Title Of Patent |
Date Issued |
| 6805468 |
Surface light source device and liquid crystal display device using it |
October 19, 2004 |
| A prism member is interposed between an LED board and a light incidence surface of a light guide plate. The prism member includes a prism sheet consisting of minute prisms that are arranged along the LED board and that have a function of refracting light that is emitted from each LED and |
| 6561664 |
Sheet-like light source device |
May 13, 2003 |
| A sheet-like light source device of edge-light type comprising at least a light source, a light-conducting plate and a retention member for retaining the light-conducting plate. At least one convex portion or concave portion is provided on a lateral surface portion of the light-condu |
| 6533428 |
Flat-surface type display device |
March 18, 2003 |
| A thin flat-surface type display device having a transmissive display panel is provided, which is capable of securing a space of an essential electric circuit for driving the display device without deteriorating an optical performance (luminance and uniformity thereof) of a surface light |
| 6147737 |
Liquid crystal display having microlens and manufacturing process thereof |
November 14, 2000 |
| It is intended to provide a liquid crystal display of high luminance and a manufacturing process of such a liquid crystal display which is simple and easy to manufacture, of which focal distance can be easily adjusted, and which is provided with microlens not giving rise to lowering of y |
| 5767929 |
Liquid crystal display apparatus with shorting ring |
June 16, 1998 |
| A liquid crystal display apparatus comprising: gate signal lines, source signal lines, thin film transistors, terminals, an insulating film and auxiliary lines provided to surround a circumference of a displaying section, wherein source signal lines are grouped into groups; and an ex |
| 5012314 |
Liquid crystal display restoring apparatus |
April 30, 1991 |
| An apparatus for restoring a liquid crystal display element having a thin film transistor with a threshold voltage and controlling the brightness of the element includes a display driver for driving the liquid crystal display element, a picture image inspection apparatus for evaluating t |
