Patents by Inventor Rene Gy
Rene Gy has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Patent number: 9073781Abstract: One subject of the invention is a process for the treatment of at least one thin continuous film deposited on a first side of a substrate, characterized in that said at least one thin film is raised to a temperature of at least 300° C. while maintaining a temperature not exceeding 150° C. on the opposite side of said substrate to said first side, so as to increase the degree of crystallization of said thin film while keeping it continuous and without a step of melting said thin film. Another subject of the invention is the material that can be obtained by this process.Type: GrantFiled: January 4, 2008Date of Patent: July 7, 2015Assignee: SAINT-GOBAIN GLASS FRANCEInventors: Nicolas Nadaud, Andriy Kharchenko, Ulrich Billert, Rene Gy
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Publication number: 20150030838Abstract: A glass sheet, the composition of which is of the lithium aluminosilicate type and includes at most 1% by weight of sodium oxide, the thickness of which is at most 2 mm, having a surface region under compression obtained by ion exchange and a central region under tension, such that the flexural stress at break in a ring-on-tripod test is at least 50 MPa, after Vickers indentation under a load of 120 N.Type: ApplicationFiled: March 13, 2013Publication date: January 29, 2015Inventors: Julien Sellier, Rene Gy, Stephanie Pelletier
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Patent number: 8824038Abstract: The invention relates to an electrochromic device including a first non-tempered glass substrate (S1), the linear thermal expansion coefficient of which is between 35 and 60·10?7/° C., said substrate (S1) being coated with a stack including at least one transparent electrically conductive layer (2, 4), an electrochromic material layer (EC2), an ion-conductive electrolyte layer (EL), and a counter electrode (EC1).Type: GrantFiled: July 21, 2010Date of Patent: September 2, 2014Inventors: Jean-Christophe Giron, René Gy, Thomas Bertin-Mourot
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Publication number: 20140061186Abstract: The subject of the invention is an induction cooking device comprising at least one inductor positioned under a thermally strengthened glass plate, the composition of which glass is not of lithium aluminosilicate type, characterized in that the glass has the following characteristics: its thickness is at most 4.5 mm, the c/a ratio of the glass before strengthening is at most 3.0 after Vickers indentation under a load of 1 kg, c being the length of the radial cracks and a being the half-diagonal of the Vickers impression, the ?/(e.E.?) ratio is at least 20 K.mm?1, or even 30 K.mm?1, ? being the maximum stress generated at the core of the glass by the thermal strengthening in Pa, e being the thickness of the glass in mm, E being the Young's modulus in Pa and ? being the linear thermal expansion coefficient of the glass in K?1.Type: ApplicationFiled: April 23, 2012Publication date: March 6, 2014Applicant: EUROKERA S.N.C.Inventors: Mathilde Laurent, Rene Gy, Stephanie Pelletier, Gaelle Ferriz, Emmanuel Lecomte
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Publication number: 20130312341Abstract: The invention relates to glazing (1) comprising a first glazing sheet (10; 10A, 10B) forming a substrate on which at least one film of an electrochemical system (12) is formed, said system having optical and/or energy-related properties that are electrically controllable, a second glazing sheet (14) forming a counter-substrate, and a third glazing sheet (18). The substrate has characteristics that allow it to be obtained by being cut from a motherboard on which motherboard at least one film of the electrochemical system (12) is formed. The substrate is located between the counter-substrate (14) and the third glazing sheet (18) and is set back relative to the counter-substrate (14) and relative to the third glazing sheet (18) over the entire circumference of the substrate (10; 10A, 10B).Type: ApplicationFiled: July 6, 2011Publication date: November 28, 2013Applicant: SAGE ELECTROCHROMICS, INC.Inventors: René Gy, Jean-Christophe Giron, Li-Ya Yeh, Philippe Letocart, Annabelle Andreau-Wiedenmaier, Philippe Armand
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Publication number: 20130256301Abstract: The subject of the invention is an induction cooking device comprising at least one inductor positioned under a thermally or chemically strengthened glass plate, the composition of the glass being of lithium aluminosilicate type.Type: ApplicationFiled: December 15, 2011Publication date: October 3, 2013Applicant: EUROKERA S.N.C.Inventors: Mathilde Laurent, Rene Gy, Stephanie Pelletier, Gaelle Ferriz
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Publication number: 20130183512Abstract: A glass sheet, the thickness of which is at most 2 mm, including a surface zone under compression and a central zone under tension, such that the depth at which the transition between compression and tension occurs is at least 100 micrometers, the ratio between the depth and the thickness being at least 0.1, the sheet additionally being such that the flexural stress at break in a “ring-on-tripod” test is at least 70 MPa, after Vickers indentation under a load of 60 N.Type: ApplicationFiled: September 12, 2011Publication date: July 18, 2013Applicant: SAINT-GOBAIN GLASS FRANCEInventors: René Gy, Julien Sellier, Hugues Obame
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Publication number: 20120222669Abstract: A solar collector includes a first wall and a second wall facing one another, which between them delimit a housing, the first wall being transparent and intended to face in the direction of the solar radiation incident upon the collector, and an absorption device for absorbing the energy derived from the solar radiation and positioned in the housing, the absorption device including at least one pipe through which a heat-transfer fluid flows. In addition, the collector includes at least one transparent spacer arranged between the first wall and the absorption device in the region of the pipe.Type: ApplicationFiled: October 22, 2010Publication date: September 6, 2012Applicant: SAINT-GOBAIN GLASS FRANCEInventors: Julien Sellier, René Gy, Didier Jousse
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Publication number: 20120212794Abstract: The invention relates to an electrochromic device including a first non-tempered glass substrate (S1), the linear thermal expansion coefficient of which is between 35 and 60.10?7/° C., said substrate (S1) being coated with a stack including at least one transparent electrically conductive layer (2, 4), an electrochromic material layer (EC2), an ion-conductive electrolyte layer (EL), and a counter electrode (EC1).Type: ApplicationFiled: July 21, 2010Publication date: August 23, 2012Applicant: SAGE ELECTROCHROMICS, INC.Inventors: Jean-Christophe Giron, René Gy, Thomas Bertin-Mourot
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Publication number: 20120204861Abstract: A solar collector, includes a glass sheet provided with a fired metal frit; a metal frame or another glass sheet provided with a fired metal frit and a metal frame; a brazed seal between the metal frit or frits and the metal frame; an absorber and pipes in which a heat-transfer fluid circulates, the pipes being in contact with the absorber, and the absorber and the pipes being placed between the glass sheet and the metal frame or between the two glass sheets. The invention provides a solar collector which is compact and simple and improves solar radiation transmission.Type: ApplicationFiled: October 19, 2010Publication date: August 16, 2012Applicant: SAINT-GOBAIN GLASS FRANCEInventors: Julien Sellier, René Gy
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Publication number: 20120199116Abstract: A solar collector, includes a glass sheet; a metal frame or another glass sheet and a metal frame; a seal between the glass sheet or sheets and the metal frame; the metal frame including a wall offset with respect to the seal and/or a wall connected to the seal by a low thermal conductivity material. The invention provides a solar collector which is compact and simple and improves solar radiation transmission.Type: ApplicationFiled: October 19, 2010Publication date: August 9, 2012Applicant: SAINT-GOBAIN GLASS FRANCEInventors: Julien Sellier, René Gy
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Publication number: 20120187435Abstract: A production method and a structure having a textured surface forming the support for an organic-light-emitting-diode device, which structure is provided on a transparent substrate made of mineral glass on which is optionally deposited an interface film made of mineral glass, the profile of the texture of the surface comprising protrusions and troughs which are defined by an FT or a roughness parameter Rdq such that the protrusions are not too pointed and such that an increase in the extraction efficiency is ensured. The method especially consists in depositing on the glass substrate a coating film and in ensuring a contraction of the assembly by heating and cooling.Type: ApplicationFiled: April 2, 2010Publication date: July 26, 2012Applicant: Saint-Gobain Glass FranceInventors: René Gy, Stéphanie Pelletier, Michele Schiavoni, François-Julien Vermersch
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Publication number: 20100179044Abstract: The present invention relates to a glass substrate comprising at least one ion pattern obtained by a treatment for exchanging the alkali metal ions of the glass with silver ions originating from an outside source, said substrate being formed from a glass having a specific composition and said ion pattern having a variation in the refractive index greater than or equal to 0.03, a depth greater than or equal to 100 ?m and a light transmission coefficient at 410 nm (TL410) greater than or equal to 60%.Type: ApplicationFiled: September 3, 2008Publication date: July 15, 2010Applicant: SAINT- GOBAIN GLASS FRANCEInventors: Julien Sellier, Jerome Lalande, Rene Gy, Didier Le Couviour
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Publication number: 20100071810Abstract: One subject of the invention is a process for the treatment of at least one thin continuous film deposited on a first side of a substrate, characterized in that said at least one thin film is raised to a temperature of at least 300° C. while maintaining a temperature not exceeding 150° C. on the opposite side of said substrate to said first side, so as to increase the degree of crystallization of said thin film while keeping it continuous and without a step of melting said thin film. Another subject of the invention is the material that can be obtained by this process.Type: ApplicationFiled: January 4, 2008Publication date: March 25, 2010Applicant: SAINT-GOBAIN GLASS FRANCEInventors: Nicolas Nadaud, Andriy Kharchenko, Ulrich Billert, Rene Gy
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Publication number: 20090325778Abstract: The subject of the invention is a glass composition of the silica-soda-lime type, intended for the manufacture of substrates or sheets, the said glass composition having a ? coefficient of between 0.50 and 0.85 N/(mm2·° C.) and a working point of less than 1200° C.Type: ApplicationFiled: May 1, 2008Publication date: December 31, 2009Applicant: SAINT-GOBAIN GLASS FRANCEInventors: Nathalie El Khiati, Rene Gy, Eric Le Bourhis
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Publication number: 20070179039Abstract: The subject of the invention is a glass composition of the silica-soda-lime type, intended for the manufacture of substrates or sheets, the said glass composition having a ? coefficient of between 0.50 and 0.85 N/(mm2·° C.) and a working point of less than 1200° C.Type: ApplicationFiled: August 24, 2006Publication date: August 2, 2007Applicant: SAINT-GOBAIN GLASS FRANCEInventors: Nathalie El Khiati, Rene Gy, Eric Le Bourhis
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Patent number: 6914371Abstract: The subject of the present invention is a glass spacer intended to keep two substrates spaced apart, its glass matrix having a volume electronic conductivity advantageously between 10?13 and 10?5 ohm?1·cm?1. According to a variant of the invention, the glass spacer has a modulus of elasticity of greater than 90 GPA.Type: GrantFiled: March 7, 2001Date of Patent: July 5, 2005Assignee: Saint-Gobain Glass FranceInventors: Dorethee Martin, Rene Gy, Didier Jousse
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Patent number: 6905991Abstract: The subject of the invention is a glass composition of the silica-soda-lime type, intended for the manufacture of substrates or sheets, the said glass composition having a ? coefficient of between 0.50 and 0.85 N/(mm2.° C.) and a working point of less than 1200° C.Type: GrantFiled: March 12, 1998Date of Patent: June 14, 2005Assignee: Saint-Gobain Glass FranceInventors: Nathalie El Khiati, René Gy, Eric Le Bourhis
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Publication number: 20050037912Abstract: The subject of the invention is a glass composition of the silica-soda-lime type, intended for the manufacture of substrates or sheets, the said glass composition having a ? coefficient of between 0.50 and 0.85 N/(mm2.° C.) and a working point of less than 1200° C.Type: ApplicationFiled: September 21, 2004Publication date: February 17, 2005Applicant: SAINT-GOBAIN GLASS FRANCEInventors: Nathalie El Khiati, Rene Gy, Eric Le Bourhis
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Patent number: 6810688Abstract: The subject of the invention is a process for treating a glass sheet which consists of a glass composition having a strain point above 540° C. and is intended for producing a display screen, the said process including at least one ion-exchange treatment on at least part of the surface of the glass sheet and a precontraction treatment.Type: GrantFiled: April 24, 2002Date of Patent: November 2, 2004Assignee: Saint-Gobain Glass FranceInventors: Géraldine Duisit, Olivier Gaume, René Gy