Patents Assigned to AGC GLASS EUROPE, S.A.
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Publication number: 20180025892Abstract: The present invention relates to a hollow cathode plasma source and to methods for surface treating or coating using such a plasma source, comprising first and second electrodes (1, 2), each electrode comprising an elongated cavity (4), wherein dimensions for at least one of the following parameters is selected so as to ensure high electron density and/or low amount of sputtering of plasma source cavity surfaces, those parameters being cavity cross section shape, cavity cross section area cavity distance (11), and outlet nozzle width (12).Type: ApplicationFiled: December 5, 2014Publication date: January 25, 2018Applicants: AGC GLASS EUROPE, S.A., AGC FLAT GLASS NORTH AMERICA, INC., ASAHI GLASS CO., LTD.Inventors: Thomas BIQUET, Peter MASCHWITZ, John CHAMBERS, Hughes WIAME
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Publication number: 20170338083Abstract: The present invention relates generally to a plasma source utilizing a macro-particle reduction coating and method of using a plasma source utilizing a macro-particle reduction for deposition of thin film coatings and modification of surfaces. More particularly, the present invention relates to a plasma source comprising one or more plasma-generating electrodes, wherein a macro-particle reduction coating is deposited on at least a portion of the plasma-generating surfaces of the one or more electrodes to shield the plasma-generating surfaces of the electrodes from erosion by the produced plasma and to resist the formation of particulate matter, thus enhancing the performance and extending the service life of the plasma source.Type: ApplicationFiled: December 5, 2014Publication date: November 23, 2017Applicants: AGC FLAT GLASS NORTH AMERICA, INC., AGC GLASS EUROPE, S.A., ASAHI GLASS CO., LTD.Inventors: John CHAMBERS, Peter MASCHWITZ, Yuping LIn, Herb JOHNSON
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Patent number: 9721765Abstract: A plasma source is provided. The plasma source includes at least three hollow cathodes, including a first hollow cathode, a second hollow cathode, and a third hollow cathode, each hollow cathode having a plasma exit region. The plasma source includes a source of power capable of producing multiple output waves, including a first output wave, a second output wave, and a third output wave, wherein the first output wave and the second output wave are out of phase, the second output wave and the third output wave are out of phase, and the first output wave and the third output wave are out of phase. Each hollow cathode is electrically connected to the source of power such that the first hollow cathode is electrically connected to the first output wave, the second hollow cathode is electrically connected to the second output wave, and the third hollow cathode is electrically connected to the third output wave. Electrical current flows between the at least three hollow cathodes that are out of electrical phase.Type: GrantFiled: November 16, 2015Date of Patent: August 1, 2017Assignees: AGC FLAT GLASS NORTH AMERICA, INC., ASAHI GLASS CO., LTD., AGC GLASS EUROPE S.A.Inventors: John Chambers, Peter Maschwitz
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Patent number: 9721764Abstract: A method of producing a plasma is provided. The method includes providing at least three hollow cathodes, including a first hollow cathode, a second hollow cathode, and a third hollow cathode. Each hollow cathode has a plasma exit region. The method further includes providing a source of power capable of producing multiple output waves, including a first output wave, a second output wave, and a third output wave. The first output wave and the second output wave are out of phase, the second output wave and the third output wave are out of phase, and the first output wave and the third output wave are out of phase. Each hollow cathode is electrically connected to the source of power such that the first hollow cathode is electrically connected to the first output wave, the second hollow cathode is electrically connected to the second output wave, and the third hollow cathode is electrically connected to the third output wave.Type: GrantFiled: November 16, 2015Date of Patent: August 1, 2017Assignees: AGC FLAT GLASS NORTH AMERICA, INC., ASAHI GLASS CO., LTD., AGC GLASS EUROPE S.A.Inventors: John Chambers, Peter Maschwitz
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Publication number: 20170178869Abstract: An ion source includes a chamber. The ion source further includes a first hollow cathode having a first hollow cathode cavity and a first plasma exit orifice and a second hollow cathode having a second hollow cathode cavity and a second plasma exit orifice. The first and second hollow cathodes are disposed adjacently in the chamber. The ion source further includes a first ion accelerator between and in communication with the first plasma exit orifice and the chamber. The first ion accelerator forms a first ion acceleration cavity. The ion source further includes a second ion accelerator between and in communication with the second plasma orifice and the chamber. The second ion accelerator forms a second ion acceleration cavity. The first hollow cathode and the second hollow cathode are configured to alternatively function as electrode and counter-electrode to generate a plasma.Type: ApplicationFiled: December 18, 2015Publication date: June 22, 2017Applicants: AGC Flat Glass North America, Inc., Asahi Glass Co., Ltd., AGC Glass Europe S.A.Inventors: John Chambers, Peter MASCHWITZ
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Publication number: 20170178870Abstract: A method of extracting and accelerating ions is provided. The method includes providing a ion source. The ion source includes a chamber. The ion source further includes a first hollow cathode having a first hollow cathode cavity and a first plasma exit orifice and a second hollow cathode having a second hollow cathode cavity and a second plasma exit orifice, the first and second hollow cathodes being disposed adjacently in the chamber. The ion source further includes a first ion accelerator between and in communication with the first plasma exit orifice and the chamber. The first ion accelerator forms a first ion acceleration cavity. The ion source further includes a second ion accelerator between and in communication with the second plasma orifice and the chamber. The second ion accelerator forms a second ion acceleration cavity. The method further includes generating a plasma using the first hollow cathode and the second hollow cathode.Type: ApplicationFiled: December 18, 2015Publication date: June 22, 2017Applicants: AGC Flat Glass North America, Inc., Asahi Glass Co., Ltd., AGC Glass Europe S.A.Inventors: John Chambers, Peter MASCHWITZ
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Publication number: 20170140903Abstract: A method of producing a plasma is provided. The method includes providing at least three hollow cathodes, including a first hollow cathode, a second hollow cathode, and a third hollow cathode. Each hollow cathode has a plasma exit region. The method further includes providing a source of power capable of producing multiple output waves, including a first output wave, a second output wave, and a third output wave. The first output wave and the second output wave are out of phase, the second output wave and the third output wave are out of phase, and the first output wave and the third output wave are out of phase. Each hollow cathode is electrically connected to the source of power such that the first hollow cathode is electrically connected to the first output wave, the second hollow cathode is electrically connected to the second output wave, and the third hollow cathode is electrically connected to the third output wave.Type: ApplicationFiled: November 16, 2015Publication date: May 18, 2017Applicants: AGC Flat Glass North America, Inc., Asahi Glass Co., Ltd., AGC Glass Europe S.A.Inventors: John CHAMBERS, Peter MASCHWITZ
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Publication number: 20170140904Abstract: A plasma source is provided. The plasma source includes at least three hollow cathodes, including a first hollow cathode, a second hollow cathode, and a third hollow cathode, each hollow cathode having a plasma exit region. The plasma source includes a source of power capable of producing multiple output waves, including a first output wave, a second output wave, and a third output wave, wherein the first output wave and the second output wave are out of phase, the second output wave and the third output wave are out of phase, and the first output wave and the third output wave are out of phase. Each hollow cathode is electrically connected to the source of power such that the first hollow cathode is electrically connected to the first output wave, the second hollow cathode is electrically connected to the second output wave, and the third hollow cathode is electrically connected to the third output wave. Electrical current flows between the at least three hollow cathodes that are out of electrical phase.Type: ApplicationFiled: November 16, 2015Publication date: May 18, 2017Applicants: AGC Flat Glass North America, Inc., Asahi Glass Co., Ltd., AGC Glass Europe S.A.Inventors: John Chambers, Peter MASCHWITZ
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Patent number: 9487438Abstract: The present invention provides low-E thin film optical stacks with improved optical and infrared reflecting properties and methods of making the same. More specifically, the present invention provides for a metal oxide thin film coating that exhibits lower emissivity values than its predecessor due to the inclusion of an oxidizer in the metal oxide deposition process, such as a strong acid such as nitric acid. The present invention also provides for a method that increases the coating efficiencies of the thin films described herein.Type: GrantFiled: March 18, 2010Date of Patent: November 8, 2016Assignees: AGC FLAT GLASS NORTH AMERICA, INC., AGC GLASS EUROPE, S.AInventors: Christopher R. Cording, Eric Tixhon, Alain Schutz
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Patent number: 9478401Abstract: The present invention provides novel plasma sources useful in the thin film coating arts and methods of using the same. More specifically, the present invention provides novel linear and two dimensional plasma sources that produce linear and two dimensional plasmas, respectively, that are useful for plasma-enhanced chemical vapor deposition. The present invention also provides methods of making thin film coatings and methods of increasing the coating efficiencies of such methods.Type: GrantFiled: January 6, 2014Date of Patent: October 25, 2016Assignees: AGC FLAT GLASS NORTH AMERICA, INC., ASAHI GLASS CO., LTD., AGC GLASS EUROPE S.A.Inventor: Peter Maschwitz
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Publication number: 20150004330Abstract: The present invention provides novel plasma sources useful in the thin film coating arts and methods of using the same. More specifically, the present invention provides novel linear and two dimensional plasma sources that produce linear and two dimensional plasmas, respectively, that are useful for plasma-enhanced chemical vapor deposition. The present invention also provides methods of making thin film coatings and methods of increasing the coating efficiencies of such methods.Type: ApplicationFiled: September 15, 2014Publication date: January 1, 2015Applicants: AGC Flat Glass North America, Inc., Asahi Glass Co., Ltd., AGC Glass Europe S.A.Inventor: Peter Maschwitz
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Publication number: 20150002021Abstract: The present invention provides novel plasma sources useful in the thin film coating arts and methods of using the same. More specifically, the present invention provides novel linear and two dimensional plasma sources that produce linear and two dimensional plasmas, respectively, that are useful for plasma-enhanced chemical vapor deposition. The present invention also provides methods of making thin film coatings and methods of increasing the coating efficiencies of such methods.Type: ApplicationFiled: September 15, 2014Publication date: January 1, 2015Applicants: AGC Flat Glass North America, Inc., Asahi Glass Co., Ltd., AGC Glass Europe S.A.Inventor: Peter MASCHWITZ
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Publication number: 20110151222Abstract: The present invention is directed to anti-reflective coatings and methods of making the same. More specifically, the present invention is directed to porosity graded anti-reflective coatings that are made by methods that comprise preparing a liquid composition with specific amounts of tetraethyl orthosilicate, polyethylene glycol, hydrochloric acid, ethanol, butanol and water; applying the liquid composition onto a surface of a heated substrate; and heating the coated glass system to a temperature higher than that of the heated substrate.Type: ApplicationFiled: December 6, 2010Publication date: June 23, 2011Applicants: AGC FLAT GLASS NORTH AMERICA, INC., ASAHI GLASS CO., LTD., AGC GLASS EUROPE, S.A.Inventors: Jean-Francois OUDARD, François LECOLLEY
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Publication number: 20100255225Abstract: The present invention provides low-E thin film optical stacks with improved optical and infrared reflecting properties and methods of making the same. More specifically, the present invention provides for a metal oxide thin film coating that exhibits lower emissivity values than its predecessor due to the inclusion of an oxidizer in the metal oxide deposition process, such as a strong acid such as nitric acid. The present invention also provides for a method that increases the coating efficiencies of the thin films described herein.Type: ApplicationFiled: March 18, 2010Publication date: October 7, 2010Applicants: AGC FLAT GLASS NORTH AMERICA, INC., AGC GLASS EUROPE, S.A.Inventors: Christopher R. CORDING, Eric TIXHON, Alain SCHUTZ