Assignee
GLASSTECH INC
US·162 granted patents·9 pending applications·2,999 citations·filing 1981–2022
Top patents by PatentIndex Score
171 records- 0197US4661141AGlass sheet press bending systemGLASSTECH INC·Filed 1986·Granted Apr 28, 1987·79 cites·21 claims
- 0297US4575390AApparatus for forming glass sheetsGLASSTECH INC·Filed 1984·Granted Mar 11, 1986·58 cites·16 claims
- 0396US10246364B2Method for three stage forming a hot glass sheet with transverse curvatureGLASSTECH INC·Filed 2016·Granted Apr 2, 2019·11 cites·5 claims
- 0496US5004491AGlass sheet forming method and apparatus utilizing lower full surface vacuum mold and upper ring moldGLASSTECH INC·Filed 1990·Granted Apr 2, 1991·82 cites·21 claims
- 0596US4872925APhotovoltaic cell fabrication method and panel made therebyGLASSTECH INC·Filed 1987·Granted Oct 10, 1989·119 cites·19 claims
- 0695US9470641B1System and method for measuring reflected optical distortion in contoured glass sheetsGLASSTECH INC·Filed 2015·Granted Oct 18, 2016·13 cites·22 claims
- 0795US5100453AMethod for recycling scrap mineral fibersGLASSTECH INC·Filed 1991·Granted Mar 31, 1992·78 cites·19 claims
- 0894US10289930B2System and associated for online measurement of the optical characteristics of a glass sheetGLASSTECH INC·Filed 2017·Granted May 14, 2019·10 cites·15 claims
- 0994US6718798B2Method for forming heated glass sheetsGLASSTECH INC·Filed 2003·Granted Apr 13, 2004·29 cites·7 claims
- 1094US6543255B2Press bending station and method for job switchingGLASSTECH INC·Filed 2001·Granted Apr 8, 2003·41 cites·12 claims
- 1194US5385786AApparatus and method for controlling stresses in laminated automotive glassGLASSTECH INC·Filed 1993·Granted Jan 31, 1995·56 cites·14 claims
- 1293US4470838AComposite blasthead for quench station of glass sheet tempering systemGLASSTECH INC·Filed 1983·Granted Sep 11, 1984·52 cites·7 claims
- 1392US11987517B2Glass sheet quench arrangementGLASSTECH INC·Filed 2020·Granted May 21, 2024·2 cites·32 claims
- 1492US9452948B2Three stage forming station and method for forming a hot glass sheet with transverse curvatureGLASSTECH INC·Filed 2014·Granted Sep 27, 2016·10 cites·10 claims
- 1591US10267750B2System and associated method for online detection of small defects on/in a glass sheetGLASSTECH INC·Filed 2017·Granted Apr 23, 2019·13 cites·10 claims
- 1691US6378339B1Apparatus and method for glass sheet formingGLASSTECH INC·Filed 2000·Granted Apr 30, 2002·42 cites·14 claims
- 1791US5906668AMold assembly for forming heated glass sheetsGLASSTECH INC·Filed 1997·Granted May 25, 1999·51 cites·10 claims
- 1891US4913720AGlass sheet modulated quenchingGLASSTECH INC·Filed 1988·Granted Apr 3, 1990·69 cites·4 claims
- 1990US6578383B2Apparatus and method for roll bending heated glass sheetsGLASSTECH INC·Filed 2001·Granted Jun 17, 2003·23 cites·15 claims
- 2090US5078775AGlass sheet gas supportGLASSTECH INC·Filed 1991·Granted Jan 7, 1992·50 cites·14 claims
- 2190US4505671AGlass sheet roller conveyor furnace including gas jet pump heatingGLASSTECH INC·Filed 1981·Granted Mar 19, 1985·36 cites·14 claims
- 2289US8049879B2Method and apparatus for measuring transmitted optical distortion in glass sheetsGLASSTECH INC·Filed 2009·Granted Nov 1, 2011·15 cites·2 claims
- 2389US5337393AMethod for heating a flat glass sheetGLASSTECH INC·Filed 1993·Granted Aug 9, 1994·32 cites·5 claims
- 2488US9933373B2Glass sheet acquisition and positioning mechanism for an inline system for measuring the optical characteristics of a glass sheetGLASSTECH INC·Filed 2014·Granted Apr 3, 2018·8 cites·26 claims
- 2588US9802856B2Method for supporting a glass sheetGLASSTECH INC·Filed 2015·Granted Oct 31, 2017·2 cites·22 claims
- 2688US9758421B2Glass sheet processing system having cooling of conveyor roller endsGLASSTECH INC·Filed 2015·Granted Sep 12, 2017·3 cites·11 claims
- 2788US6513348B2Quench station and method for quenching formed glass sheetsGLASSTECH INC·Filed 2001·Granted Feb 4, 2003·25 cites·14 claims
- 2888US5472470AGlass sheet press forming and quenching ringGLASSTECH INC·Filed 1994·Granted Dec 5, 1995·57 cites·13 claims
- 2987US6422040B1Method for forming glass sheetsGLASSTECH INC·Filed 2000·Granted Jul 23, 2002·17 cites·5 claims
- 3087US5900034ASupport and actuating mechanism for mold support assembly used for heated glass sheet formingGLASSTECH INC·Filed 1997·Granted May 4, 1999·41 cites·12 claims
- 3187US5376158AMethod for vacuum impulse forming of heated glass sheetsGLASSTECH INC·Filed 1991·Granted Dec 27, 1994·37 cites·7 claims
- 3287US4946491AMethod and apparatus for glass temperingGLASSTECH INC·Filed 1988·Granted Aug 7, 1990·48 cites·13 claims
- 3386US10851013B2Glass sheet acquisition and positioning system and associated method for an inline system for measuring the optical characteristics of a glass sheetGLASSTECH INC·Filed 2015·Granted Dec 1, 2020·3 cites·24 claims
- 3486US5230728AMethod and apparatus for thermally stable mold assembly and supportGLASSTECH INC·Filed 1992·Granted Jul 27, 1993·37 cites·15 claims
- 3586US4525193AMethod and apparatus for supplying cooling air in a glass sheet quenchGLASSTECH INC·Filed 1983·Granted Jun 25, 1985·31 cites·8 claims
- 3685US10377657B2Station and system for press forming glass sheetsGLASSTECH INC·Filed 2016·Granted Aug 13, 2019·2 cites·7 claims
- 3785US5762674AApparatus for coating glass sheet ribbonGLASSTECH INC·Filed 1995·Granted Jun 9, 1998·53 cites·6 claims
- 3885US5498275AGlass sheet bending apparatusGLASSTECH INC·Filed 1993·Granted Mar 12, 1996·28 cites·21 claims
- 3985US4578103AGlass sheet processing system including topside transfer apparatusGLASSTECH INC·Filed 1984·Granted Mar 25, 1986·40 cites·15 claims
- 4084US11111169B2Mold shuttle positioning system for a glass sheet forming systemGLASSTECH INC·Filed 2016·Granted Sep 7, 2021·2 cites·31 claims
- 4184US5697999AGlass sheet bending apparatusGLASSTECH INC·Filed 1996·Granted Dec 16, 1997·29 cites·10 claims
- 4284US5679124ACooling ring assembly for controlling stresses in a formed glass sheetGLASSTECH INC·Filed 1995·Granted Oct 21, 1997·30 cites·8 claims
- 4384US4512460AGlass sheet roller conveyor including antifriction drive chainGLASSTECH INC·Filed 1983·Granted Apr 23, 1985·32 cites·7 claims
- 4483US5251010AOptical roller wave gaugeGLASSTECH INC·Filed 1991·Granted Oct 5, 1993·53 cites·11 claims
- 4582US10683227B2Glass sheet mold apparatus and methodGLASSTECH INC·Filed 2016·Granted Jun 16, 2020·2 cites·26 claims
- 4682US10214440B2Method for forming a hot glass sheet with transverse curvatureGLASSTECH INC·Filed 2016·Granted Feb 26, 2019·1 cites·11 claims
- 4782US9206067B2Glass sheet support structureGLASSTECH INC·Filed 2013·Granted Dec 8, 2015·3 cites·28 claims
- 4882US7958750B2Glass sheet forming systemGLASSTECH INC·Filed 2005·Granted Jun 14, 2011·4 cites·14 claims
- 4982US7716949B2Method for positioning glass sheets for formingGLASSTECH INC·Filed 2007·Granted May 18, 2010·9 cites·8 claims
- 5082US6729160B1Apparatus and method for forming heated glass sheetsGLASSTECH INC·Filed 1997·Granted May 4, 2004·27 cites·13 claims
Showing the top 50 of 171 patent records by PatentIndex Score.
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