Patents for G09F 13 - Illuminated signs; Luminous advertising (20,048)
10/1991
10/08/1991US5055347 Retroreflective sheeting adapted to be bonded to vulcanizable or curable substrate
10/02/1991EP0448631A1 Information display device
10/02/1991DE4109532A1 Illuminated trim panel for vehicle - has small light openings for integral lamp and with plane appearance when switched off
10/02/1991DE4021237C1 Illuminated display sign - has opaque mounting box with light source and translucent front plate
09/1991
09/26/1991DE4009513A1 Leuchtbild Light effects
09/25/1991CN1014040B Warning triangle for motor vehicles
09/24/1991US5050327 Retroreflective sign having improved legibility
09/24/1991US5050325 Display indicator and reed switch
09/24/1991CA1289358C Warning triangle for motor vehicles
09/18/1991EP0446739A1 Showcase for insertion of advertising posters
09/18/1991EP0446324A1 Backlighting apparatus.
09/18/1991CN2085084U Solar signal indicating lamp
09/18/1991CN1014006B Display device with lighting
09/17/1991US5050046 Surface lighting apparatus
09/17/1991US5048210 Device for illuminating residence information
09/11/1991EP0446068A1 Illumination of a surface
09/11/1991CN2084634U Picture changeable optical fiber display board
09/10/1991US5047907 Legend displaying light fixture with enhanced strength and structural stability
09/10/1991US5047107 Method and apparatus for applying a reflective sleeve to a traffic cone
09/10/1991US5046805 Tapered optical waveguides for uniform energy (light) distribution including energy bridging
09/10/1991US5046273 Portable display system
09/10/1991CA1288591C Illuminated display
09/05/1991WO1991013425A1 Method of wiring for the electrification of 2-dimensional nets imbedded in euclidean space of 2- or 3-dimensions
09/03/1991US5045000 Neon sign connector
09/03/1991US5044734 Electro-optical flat-design display device, in particular LCD area
09/03/1991CA1288497C Prefabricated continuous road marking tape having optical and electromagnetic function
09/03/1991CA1288406C Illuminating device having non-absorptive variable transmissivity cover
08/1991
08/29/1991DE4005866A1 Acquisition display with rear light sources
08/27/1991US5042894 Fiber optic lighting system
08/21/1991CN2083321U Electronic colour lamp advertisement box
08/20/1991US5041947 Display device
08/20/1991US5040988 Visual mood and cause indicator apparatus and method
08/20/1991US5040878 Illumination for transmissive displays
08/20/1991US5040321 Quick set-up sign stand
08/20/1991US5040320 Illuminated information display assembly
08/13/1991US5040098 Backlight for an electronic display
08/13/1991US5039832 Touch button light ring system
08/08/1991DE4026870A1 Back-lighted box for displaying placards or transparencies - has e.g. opal matt glass diffusion plate and reflector sepd. by edge-lighted stack of light guides
08/07/1991EP0440379A2 Lighting device
08/07/1991EP0199814B1 A lighting assemblage
08/06/1991US5037709 Light emitting diodes; brightness
07/1991
07/31/1991EP0438768A1 Luminous display device
07/31/1991CN2082008U Flashing device of neon light
07/30/1991US5036440 Illumination type keytop
07/30/1991US5036435 Illumination panel
07/30/1991US5036249 Electroluminescent lamp panel and method of fabricating same
07/30/1991US5036248 Light emitting diode clusters for display signs
07/30/1991US5036243 Glass plate illumination device sign with integral electrodes of particular thermal resistance
07/30/1991US5035920 Coating support with binder, then aerosol dispensing transparent microspheres to become embedded in binder, signs
07/30/1991US5035760 Method of indicating a location
07/25/1991WO1991011017A1 Integrated radio-frequency light source for large scale display
07/25/1991DE4001839A1 Suspended lighting unit - has side panels transmitting light and with advertising information
07/24/1991EP0437819A1 Illuminated advertising sign perpendicular to the wall
07/23/1991US5034864 Planar light-source device and illumination apparatus using the same
07/23/1991US5034731 Automatic appliance electric state signalling label
07/16/1991US5032768 Gas discharge display device
07/11/1991WO1991009744A1 Electro-optic animated displays and indicators
07/09/1991US5030498 Displaying sheet and window display signboard in which said display sheet is utilized
07/04/1991DE4041982A1 Thin film colour electro-luminescence display - has colour filters lying on surface to avoid parallax problems
07/03/1991CN2080206U Power saving fully automatic colour row number indicator
07/02/1991US5029045 Surface lighting apparatus
07/02/1991US5028915 Device for controlling a display with a plurality of strings of light-emitting elements
07/02/1991US5028031 Sign and flag holder
06/1991
06/27/1991WO1991009459A1 Display board provided with a regulated power supply
06/27/1991WO1991009414A1 Luminous panel display device
06/27/1991WO1991009412A1 Glass plate illumination device sign with integral electrodes
06/27/1991WO1991009253A1 Method for illuminating traffic fairways and illumination
06/27/1991DE4033528A1 Solar energy assembly - is digitised in modules with direct conversion of light into energy in automated process
06/25/1991US5027258 Display unit
06/25/1991US5027041 Integrated radio-frequency light source for large scale display
06/20/1991DE3941653A1 Map reading aid incorporating notch in transparent wedge - with roughening or matt finish to facets through which light enters from lamp at broad end
06/19/1991EP0432930A2 Electroluminescent lamp panel
06/19/1991CN2079138U Direction board on roll curtain
06/18/1991US5025355 Combination lighting fixture and graphic display means
06/13/1991WO1991008562A1 Fastening system for fastening boards, particularly illuminated advertising signs
06/11/1991US5023451 Indicia contrast enhancement for vehicle borne infrared vision system
06/11/1991US5022627 Sign projecting from vertical walls or horizontal beams
06/06/1991DE3939961A1 Number plate for house - has figure-eight profiled panels in transparent wall accommodating small cover plates
06/05/1991CN2078512U Face-luminescent indicating lamp
06/04/1991US5021773 Fibre optic display device
06/04/1991US5020882 Electro-optic animated displays and indicators
06/04/1991US5020466 Triangular-shaped panels
06/04/1991US5020256 Escalator advertising
06/04/1991US5020254 Illuminated sign system having tensioning means
06/04/1991US5020253 Display board assembly
06/04/1991US5020252 Illuminated sign system
05/1991
05/29/1991CN1051809A Display device
05/28/1991US5018290 Exit sign
05/15/1991CN2077148U Electroluminescence display screen
05/14/1991US5016143 Illuminating system
05/14/1991US5015999 Display unit
05/14/1991US5014862 Assembly for cantilevered display header
05/08/1991EP0426242A1 Advertising system with deflector
05/04/1991CA2027149A1 Combination lighting fixture and graphic display means
05/02/1991EP0425371A1 Method of manufacture of a fibre-optic image enlargement module for display panels
05/02/1991EP0424757A2 Device for coupling of light beams into a transparent body
05/01/1991CN2076262U Miniature safety reflection mark
05/01/1991CN2076261U Sonic electric-level display
05/01/1991CA2028237A1 Structure for a signal reflector
04/1991
04/30/1991CA2012519A1 Sign board