Patents
Sitemap › G09 - Educating; Cryptography; Display; Advertising; Seals › G09G - Arrangements or circuits for control of indicating devices using static means to present variable information › G09G 3 - Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
Patents for G09G 3 - Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes (121,486)
04/1981
04/02/1981WO1981000926A1 Digital blade adjustment read-out for a portable power tool
04/01/1981EP0025999A2 Method and circuit arrangement for driving a gas discharge display device
03/1981
03/31/1981US4259600 Integrated insulated-gate field-effect transistor control device
03/24/1981US4258364 Display device having adjoining display elements, and a method of producing the display device
03/17/1981US4257046 Simultaneous color and bleach of ECD
03/17/1981US4257045 RMS voltage control with variable duty cycle for matching different liquid crystal display materials
03/17/1981US4257041 Electro optical display device
03/17/1981US4256380 Counter electrode arrangement of an electrochromic display device
03/17/1981CA1097786A1 Method and apparatus for forming visible images
03/10/1981US4255804 Electronic watch
03/10/1981US4255238 Prevention of parasitic reactions, erasure pulse
03/05/1981WO1981000663A1 Multiline charge transfer panel control system
03/03/1981US4254489 Electro-optical time-indicating system
02/1981
02/24/1981US4253097 Method and apparatus for reducing power consumption to activate electroluminescent panels
02/24/1981US4253096 Method for addressing an electro-optical device, and an addressing circuit and a display device for carrying out the method
02/24/1981US4252418 Electrochromic display device
02/17/1981US4251813 Electronic checklist using solid state readouts
02/17/1981US4251806 Message character image projection control system
02/17/1981US4251136 LCDs (Liquid crystal displays) controlled by thin film diode switches
02/17/1981CA1096035A1 Method and apparatus for displaying a video picture on a matrix of light emitting elements
02/11/1981EP0023796A2 Method and apparatus for multi-mode image display with a liquid crystal light valve
02/10/1981US4250504 Gas discharge display circuit
02/10/1981US4250503 Apparatus for displaying waveforms on a matrix display
02/03/1981US4249104 Self shift type gas discharge panel
01/1981
01/28/1981EP0023082A1 Display panel and method of operating it
01/28/1981EP0023021A1 Semiconductor device and method of manufacturing the same
01/27/1981US4247902 Display for electronic calculator
01/27/1981US4247856 Sequentially scanned plasma display for alphanumeric characters
01/27/1981US4247851 Display system
01/27/1981US4247802 Self shift type gas discharge panel and system for driving the same
01/20/1981US4246587 Thermal array protection method and apparatus
01/20/1981US4246579 Electrochromic display switching and holding arrangement
01/13/1981US4245168 Integratable driver for liquid crystal displays and the like
01/13/1981CA1093627A1 Vacuum fluorescent indicator
01/08/1981WO1981000026A1 Display panel having memory
01/07/1981EP0021436A1 Display apparatus
01/07/1981EP0020348A1 Segmented image reconstruction employing distributed optics
12/1980
12/30/1980US4242747 Analog-digital chronometric display
12/30/1980US4242681 Driving system for display
12/30/1980US4242680 Multiple data line shift gas panel assembly
12/30/1980US4242679 Liquid crystal display mechanism
12/30/1980US4242677 Monitoring device and method for a multiplexed segmental display
12/30/1980US4242675 Display and keyboard scanning for electronic calculation or the like
12/23/1980US4241343 Display apparatus
12/23/1980US4241278 Indicator device with vacuum fluorescence elements
12/23/1980US4240712 Thermo-optique smectic liquid-crystal storage display
12/23/1980CA1092250A1 Gas panel voltage regulator
12/16/1980US4240074 Electrical digital display indicators
12/16/1980CA1091744A1 Gas discharge panel
12/10/1980EP0020027A1 Apparatus for displaying two waveforms
12/10/1980EP0019976A1 Display device
12/10/1980EP0019709A1 Circuitry for controlling an information display panel
12/09/1980US4238840 Method, medium and apparatus for producing three dimensional figure product
12/02/1980US4237457 Display apparatus
12/02/1980US4237456 Drive system for a thin-film EL display panel
12/02/1980US4236784 Discretely positioned magnetic fiber optic scanner
12/02/1980CA1090590A1 Calendar display apparatus
11/1980
11/25/1980US4236155 Liquid crystal display device
11/25/1980US4236154 Selectable phase driver for dot matrix display panel
11/25/1980US4236153 Character display device
11/25/1980US4236150 Liquid crystal display system
11/25/1980CA1090494A1 Electronic analogue waveform displays
11/25/1980CA1090429A1 D.c. voltage compensation circuit
11/18/1980US4234872 Circuit arrangement for a keyboard
11/18/1980US4234821 Flat panel television receiver implemented with a thin film EL panel
11/18/1980CA1090020A1 Synchronization for oscillating optical beam deflecting device
11/18/1980CA1089657A1 Digital electronic timepiece with multiple display
11/13/1980WO1980002491A1 Input-keep alive arrangement for plasma charge transfer device
11/12/1980EP0018369A1 Series-parallel converter
11/11/1980US4233681 Electronic timepiece
11/11/1980US4233623 Television display
11/11/1980US4233603 Multiplexed varistor-controlled liquid crystal display
11/11/1980US4233602 Multi-matrix display system having matrix display panel with uncrossed connections on substrates
11/11/1980US4233544 Input-keep alive arrangement for plasma charge transfer device
11/11/1980CA1089570A1 Data entry/data retrieval terminal
11/04/1980US4232301 Apparatus for automatically selectively displaying information of a plurality of kinds
10/1980
10/29/1980EP0018070A1 Analogue displays
10/28/1980US4231068 Optical screens
10/28/1980US4231035 Liquid crystal display for large time multiplexing factors
10/16/1980WO1980002218A1 Three-dimensional display
10/15/1980EP0016973A2 Display device for a text processor
10/15/1980EP0016926A1 A method of operating an alternating current excited thin film electroluminescent device
10/14/1980US4228431 Electrochromic display device
10/14/1980US4228430 CRT Display apparatus with changeable cursor indicia
10/14/1980CA1087769A1 Three-dimensional display
10/14/1980CA1087768A1 Writing and erasing in ac plasma displays
10/14/1980CA1087767A1 Gas panel single ended drive systems
10/14/1980CA1087766A1 Electrochromic display device
10/14/1980CA1087716A1 Electrochromic display device
10/07/1980US4227209 Sensory aid for visually handicapped people
10/07/1980US4227193 Method and apparatus for matrix addressing opto-electric displays
10/07/1980US4227192 Drive system for liquid crystal display device
10/07/1980US4227114 Cathodoluminescent gas discharge image display panel
10/01/1980EP0016687A2 Variable gain amplifier and device comprising it for the animation of illuminated signs
09/1980
09/30/1980US4225862 Tuning fork oscillator driven light emitting diode display unit
09/30/1980US4225861 Method and means for texture display in raster scanned color graphic
09/30/1980US4225847 Display circuit
09/30/1980US4225807 Readout scheme of a matrix type thin-film EL display panel
09/30/1980CA1086879A1 Display device having a matrix of gas discharge display elements
09/30/1980CA1086843A1 Information display device having a liquid crystal cell
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