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...Chester Carlson was a patent agent who tired of having to make multiple copies of patent applications using the only duplication method available at the time: carbon paper. In 1959 he came up with a new copying system and took it to IBM for evaluation. The "experts" at IBM determined potential sales to be only 5,000 units because people wouldn't want to use a bulky machine when they had carbon paper. Carlson's invention was the xerography process, the company founded on the system is Xerox.

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Assignee: Flachglas Aktiengesellschaft


Location: Furth, DE
No. of patents: 44

1    
NumberTitleIssue Date
6572940Coatings with a silver layer
A glass sheet includes a coating comprising at least one silver layer and inner and outer antireflection layers. The glass sheet is formed by a magnetron sputtering process. The inner antireflection layer is a multiple layer comprising a layer of a titani...
06/03/2003
6250045Spacing profile for double-glazing unit
A spacing profile for a spacing frame, which is to be fitted in the edge area of a double-glazing unit, forming an interspace, with a profile body of a material possessing low thermal conductivity. The spacing profile additionally comprises a desiccant ca...
06/26/2001
6218323Soda-lime-silicate glass composition
A neutral-colored soda-lime-silicate glass with high light transmission in the visible region. The glass has a basic composition which contains at least the following constituents: SiO2, 66-75 weight %; Na2 O, 10-20 weight %; CaO, 5-...
04/17/2001
6192652Spacing profile for double-glazing unit
A spacing profile for a spacing frame, which is to be fitted in the edge area of a double-glazing unit, forming an interspace, with a profile body of a material possessing low thermal conductivity and with a diffusion-impermeable metal foil which is bonde...
02/27/2001
6061994Spacing profile for double-glazing unit and double-glazing unit
A spacing profile for a spacing frame, which is to be fitted in the edge area of a double-glazing unit, forming an interspace, with a profile body of material possessing low thermal conductivity and a metal layer, which is bonded to establish a form fit w...
05/16/2000
6020423Cast resin mixture for bonding substantially sheet-shaped elements
The invention relates to a cast resin mixture for bonding substantially sheet-shaped elements, such as glass pane or the like, with a content of at least one non-functionalized acrylic and/or methacrylic ester and at least one functionalized alkyl ester o...
02/01/2000
5755845Method and apparatus for bending and tempering glass sheets
The invention relates to the press bending and tempering of glass sheets, especially for use as glazings in vehicles. When the press bending system is not located in a heated environment such as a furnace, it is important to maintain the glass sheets at a...
05/26/1998
5735922Method of bending and tempering glass sheets
Glass sheets are press bent and tempered, especially for use as glazings in vehicles. Such glazings are required to be accurately bent to a complex shape while meeting high standards of optical quality and fracture safety at an acceptable cost. A method o...
04/07/1998
5672189Glass bending press application
Press-bending station for bending sheets of glass during the course of automated production of identical motor vehicle windows within specified batch sizes, where the glass sheets to be bent are heated in a continuous furnace to a specified bending temper...
09/30/1997
5628155Fire-resistant structural component with glass pane
A fire-resistant structural component has a glass pane whose glazing verge is lined with a thermally-conductive material and is held in a frame in which bridge strips conduct heat from a fire side through the thermally-conductive member to radiating bridg...
05/13/1997
5599367Process for operating a glass-bending press
Process for operation of a press-bending station for bending glass sheets during the course of automated production of motor vehicle windows, during which manufacture the glass sheets to be bent are fed into a cyclically operating press-bending station, a...
02/04/1997
5597397Transfer device for bent glass sheets
A transfer device for bent glass sheets during the course of automated production of motor vehicle glass windows on a production line with continuous furnace, bending press, toughening station and device for onward conveyance of the toughened glass sheets...
01/28/1997
5534879Electrical connector for vehicle window
A connecting element for a glass sheet of multi-pane glass, in particular of laminated glass, which incorporates at least an outer pane, an inner pane and a laminating element joining the panes to one another, as well as an electrical arrangement located ...
07/09/1996
5443669Process for producing a laminated glass pane, especially for a motor vehicle
In the production of a glass laminate wherein two panes are subjected to deformation with single or double curvature, a screen-printed pattern on at least one of the panes is dried by heating below 300° C. to evaporate the printing oil before the panes a...
08/22/1995
5406295Window antenna for a motor vehicle body
A window antenna for a motor vehicle body opening in which the antenna is used for mobile radio in a double-band operation with bands have a long wavelength L and a short wavelength K. Two monopoles L/4 and K/4 are electrically connected by a foot portion...
04/11/1995
5253105Solar mirror, process for its manufacture and its use
A mirror for systems for utilization of solar energy, with a substrate of low absorption flat glass and a rear highly reflective silver reflective layer is provided with a protective layer, a process for its manufacture and its use. In order to render thi...
10/12/1993
5210592Method and apparatus for determining the optical quality of a transparent plate
Method for determining the optical quality of a transparent plate, particularly a float glass plate, in which two parallel light beams having a reciprocal spacing are directed onto the plate under an acute angle, relative to the plate normal, the light be...
05/11/1993
5135788Fireproof blasting assembly for glass pane
A glass pane has a pair of opposite faces and an outer edge and is held in a structural channel forming a groove by an adapter. The adapter is formed in part by respective metallic edge strips each having an inner portion overlying a respective face of th...
08/04/1992
5128550Method of and an apparatus for testing large area panes for optical quality
A method of testing large area panes of a transparent material for optical quality, especially automotive windshield, uses a light box having a uniformly illuminated wall along which a planar grating is provided. The grating has an area at least equal to ...
07/07/1992
5099250Motor-vehicle windshield with built-in antenna/heating conductors
A windshield has a generally upright transparent panel, an array of horizontal and generally parallel heater conductors on the panel and having opposite ends, and respective conductive busses connected to the heater conductors at the opposite ends thereof...
03/24/1992
5041150Process for coating glass
A process for coating a moving ribbon of hot glass by chemical vapor deposition comprises establishing a first flow of a first reactant gas along the hot glass surface substantially parallel to the direction of movement of the glass, establishing a second...
08/20/1991
5023403Device for connecting an electrical cable to a window pane having electrical conductors
A flexible connection is made between the printed conductor array of an automotive windshield or rear window and an electric cable by a braided body formed with a lug at one end for connection to the cable and having, at the opposite end, oppositely bent ...
06/11/1991
4993774Edge-encapsulated glazing module
An edge-encapsulated glazing module for a vehicle has a moulded encapsulation which embodies means to provide a function other than the fitting of the module to a vehicle body. The said means may be means for mounting a lighting unit; conduit means; or a ...
02/19/1991
4929493Method of applying a coloration coating to a glass pane
A coating which does not reduce the strength of a glass pane and consists of an aluminum phosphate binder in combination with a flake or platelet inorganic pigment is screen-printed on the glass and burned into the latter. The coating can be made conducti...
05/29/1990
4919170Flow duct for the flue gas of a flue gas-cleaning plant
The flow duct for flue gas to be treated and/or treated in an flue gas cleaning unit or plant has a plurality of flow guide elements, particularly in the vicinity of an elbow or a knee of the flow duct. The flow guide elements have curved flow guide surfa...
04/24/1990
4913847Fire-retardant mass and method of making same
A process for making a fire-retardant composition in which monoaluminumphosphate is reacted with boric acid in a weight ratio 10:1 to 25:1, and to which preferably aluminum oxide in the form of aluminumhydroxide gel is added. The composition is applied be...
04/03/1990
4910380Vehicle window with black obscuration band incorporating a black electrically conductive coating-deposited heating element
A motor-vehicle window comprises a glass pane having an outer edge and a peripheral black obscuration band extending around the pane edge and leaving a central portion of the pane clear and unobstructed. This band is at least partially formed of a coating...
03/20/1990
4869798Apparatus for the galvanic reinforcement of a conductive trace on a glass pane
An apparatus for the galvanic reinforcement of an automotive trace on a glass pane, especially a motor vehicle glass pane, has an elongated housing adapted to enclose the trace and spaced uniformly from opposite longitudinal edges thereof. The electrolyte...
09/26/1989
4844662Sealing barrier for subterranean purposes
A barrier in a subterranean structure is provided by the form of a sealing wall consisting of glass panels or panes in spaced-apart relationship within the packing mass between the panes and also embedding the sealing wall in the slit which is found in th...
07/04/1989
4829729Anti-eavesdropping window structure
An anti-eavesdropping window structure in which the inner and outer panes, separated by a spacer frame have thickness d and D such that D/d is at least equal to 1.5. The space between the panes is filled with a gas mixture having a density in excess of th...
05/16/1989
4827274Motor vehicle window pane
The motor vehicle window pane comprises at least one silicate glass panel, especially a single sheet safety glass, which has a transmission reducing layer (TR-layer) comprising at least one metal, a metal alloy or a metal compound on one free surface. The...
05/02/1989
4804883Front attachment for CRT. E.G. for a monitor or video tube
Front attachment unit for the cathode ray tube of monitors, television sets or the like, consisting of a sheet of glass, in particular a sheet of gray glass, anti-reflection equipment on the front side and an absorption coating on the rear side, whereby t...
02/14/1989
4793112Facade plate composed of a composite glass structure
A composite glass facade plate or panel has bores formed directly in an inner glass pane thereof through which fastening screws pass via the intermediary of sleeves or bushings. The bores are undercut and the screws have heads complementary to the undercu...
12/27/1988
4768319Device for securing an automotive glass pane in an automobile body
A device for securing an automotive glass pane in an automotive body makes use a molded frame secured to the periphery of the glass pane and provided with a rearwardly projecting U-shaped recess internally formed with saw-teeth which can engage saw-teeth ...
09/06/1988
4739586Method of and apparatus for edge grinding glass panes
Method and apparatus for the edge grinding of a glass pane in which a grinding wheel is guided to the glass pane so that a grinding point is defined therebetween which travels along the edge of the rotating wheel. Cooling during grinding is provided by a ...
04/26/1988
4707958Fixed-pane motor-vehicle window and method of installing same
A rigid window pane having an edge is mounted in a rigid window opening having a rigid border with an annular gasket by first providing on the outer periphery of the gasket a layer of adhesive and fitting the gasket around the edge of the pane. Then the p...
11/24/1987
4676998Method of making a fire-resistant translucent solid layer
The drying of a hydrated alkali metal silicate aqueous solution on a substrate to produce a light-transmissive fire-resistant layer is carried out at a temperature of about 100° C. in a drying chamber which is initially filled with water vapor. An operat...
06/30/1987
4626301Method of making a fire-resistant translucent layer
A nonflammable layer is made by drying an aqueous alkali metal silicate composition on a substrate in the presence of a drying atmosphere containing at least 30% free oxygen by volume so that the resulting layer remains bubble-free on aging even under int...
12/02/1986
4623287Drilling machine especially for drilling glass
Drill apparatus, especially for drilling glass, with hydraulic and/or mechanically advancing, driven drill spindle, wherein the drill spindle is secured in a spindle carrier and is equipped at the end which is facing towards the workpiece with a drill, as...
11/18/1986
4559001Apparatus for sealing the edges of insulating glass panels
A glass panel whose edges are to be sealed is displaced in an upright condition standing on one edge into a sealing station where the conveyor supporting it raises somewhat whereupon suction grippers carried on a stationary frame engage within the edges o...
12/17/1985
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