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Patent No. 5107620

Electrified Table Cloth

An electrified table cloth for preventing crawling insects from gaining access to the consumer's food or drink.

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Inventor: Chao-Hsu Tsai


Address: Hsinchu, TW
No. of patents: 13
Last patent issue date: 11/13/2012

NumberTitleIssue Date
8310524Stereoscopic image display apparatus
A stereoscopic image display apparatus having a function for tracking at least one observer is provided. The stereoscopic image display apparatus includes a detection and calculation module and a display unit. The detection and calculation module detects the positio...
11/13/2012
8125582Three-dimensional image display apparatus
A three-dimensional image display device including a polarized light module, a non-vertical polarized light barrier grating unit and an image display unit is provided. The polarized light module provides a polarized light. The non-vertical polarized light barrier gr...
02/28/2012
8094174Systems for thermal patterning
Systems for thermal patterning are presented. The system includes a thermal print head module. The thermal print head module includes at least one point heater. An elastic adjustable device is used for adjusting the flatness of the thermal print head module. A rotat...
01/10/2012
8018536Stereo image display with switch function between horizontal display and vertical display
A stereo image display, switching between a first display direction and a second display direction, includes a polarized light module for providing a polarized light. A first light grating unit is implemented on the light path of the polarized light. When the first ...
09/13/2011
7920216Stereo image display with switch function between horizontal display and vertical display
A stereo image display, switching between a first display direction and a second display direction, includes a polarized light module for providing a polarized light. A first light grating unit is implemented on the light path of the polarized light. When the first ...
04/05/2011
7842201System for manufacturing micro-retarder and method for manufacturing the same
A system for manufacturing a micro-retarder and a method for manufacturing the same are provided. The system for manufacturing a micro-retarder includes a carrying device, a heating device and a movement control device. The carrying device is used for carrying a pol...
11/30/2010
7841847System for manufacturing micro-retarder and method for manufacturing the same
A system for manufacturing a micro-retarder and a method for manufacturing the same are provided. The system for manufacturing a micro-retarder includes a carrying device, a heating device and a movement control device. The carrying device is used for carrying a pol...
11/30/2010
7738171Autostereoscopic display apparatus
An autostereoscopic display apparatus includes multiple micro-display devices for exporting an 3-dimensional image. Each of the micro-display devices produces a portion image of the image. The portion image has multiple viewing-zone portion images with respect to mu...
06/15/2010
7230759Autostereoscopic projection screen
An autostereoscopic projection screen with projection displays a stereoscopic image for receiving parallax images of right eye and left eye. The autostereoscopic projection screen includes a polarization-reserved diffuser, a microretarder, a polarizer, and a paralla...
06/12/2007
7116387Display device for automatically switching between 2D and 3D images
A display device includes a spatial light modulator, two microretarders of stripes superposed with one another and placed behind the spatial light modulator, a polarizer placed behind the two microretarders, a back light placed behind the polarizer, first and second...
10/03/2006
6667797Phase retardation anti-counterfeit method
The anti-counterfeit method of the invention conceals an authentication pattern in a retarder by means of specific treatments that achieve different phase retardation on the retarder. To authenticate the authentication pattern, the invention provides an i...
12/23/2003
6542296Back-lighted autostereoscopic display
A back-lighted autostereoscopic display. A uniform light is emitted from a plane light source. A polarization plate is disposed in front of the plane light source to polarize the uniform light into a polarized light. A micro-moving window device is dispos...
04/01/2003
6498679Micro-retarder plate
A micro-retarder plate using a single plate with phase retardation. The plate with phase retardation having a pattern that further comprises a plurality of first retardation state areas and second retardation state areas alternating with each other is for...
12/24/2002
 
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