P

Assignee

GLASSTECH INC

US162 patents

Top patents by PatentIndex Score

US5385786AJan 31, 1995

Apparatus and method for controlling stresses in laminated automotive glass

GLASSTECH INC56 citations96
US5004491AApr 2, 1991

Glass sheet forming method and apparatus utilizing lower full surface vacuum mold and upper ring mold

GLASSTECH INC82 citations96
US4872925AOct 10, 1989

Photovoltaic cell fabrication method and panel made thereby

GLASSTECH INC119 citations96
US4661141AApr 28, 1987

Glass sheet press bending system

GLASSTECH INC79 citations96
US4575390AMar 11, 1986

Apparatus for forming glass sheets

GLASSTECH INC58 citations96
US5762674AJun 9, 1998

Apparatus for coating glass sheet ribbon

GLASSTECH INC53 citations95
US5100453AMar 31, 1992

Method for recycling scrap mineral fibers

GLASSTECH INC78 citations95
US5906668AMay 25, 1999

Mold assembly for forming heated glass sheets

GLASSTECH INC51 citations94
US5110338AMay 5, 1992

Method and apparatus for heating a glass sheet

GLASSTECH INC25 citations93
US5092916AMar 3, 1992

Glass sheet bending apparatus with thermally stable reference

GLASSTECH INC30 citations93
US4609391ASep 2, 1986

Method for forming glass sheets

GLASSTECH INC27 citations93
US4505671AMar 19, 1985

Glass sheet roller conveyor furnace including gas jet pump heating

GLASSTECH INC36 citations93
US6729160B1May 4, 2004

Apparatus and method for forming heated glass sheets

GLASSTECH INC27 citations92
US6718798B2Apr 13, 2004

Method for forming heated glass sheets

GLASSTECH INC29 citations92
US6578383B2Jun 17, 2003

Apparatus and method for roll bending heated glass sheets

GLASSTECH INC23 citations92
US6543255B2Apr 8, 2003

Press bending station and method for job switching

GLASSTECH INC41 citations92
US6295842B1Oct 2, 2001

Uniform distribution quenching of formed glass sheets

GLASSTECH INC33 citations92
US6131411AOct 17, 2000

Method and furnace for heating glass sheets

GLASSTECH INC16 citations92
US6079094AJun 27, 2000

Method for installing glass sheet quench module set

GLASSTECH INC18 citations92
US6038887AMar 21, 2000

Apparatus and method for forming glass sheets

GLASSTECH INC30 citations92
US5938808AAug 17, 1999

Process for cryogenically quenching glass sheets

GLASSTECH INC25 citations92
US5931981AAug 3, 1999

Process for quenching glass sheets with a cryogenic liquid and pressurized air

GLASSTECH INC28 citations92
US5925162AJul 20, 1999

Mold support assembly for heated glass sheet mold

GLASSTECH INC28 citations92
US5917107AJun 29, 1999

Quench loader for installing glass sheet quench module set

GLASSTECH INC28 citations92
US5900034AMay 4, 1999

Support and actuating mechanism for mold support assembly used for heated glass sheet forming

GLASSTECH INC41 citations92
US5273567ADec 28, 1993

High shear mixer and glass melting apparatus and method

GLASSTECH INC32 citations92
US5230728AJul 27, 1993

Method and apparatus for thermally stable mold assembly and support

GLASSTECH INC37 citations92
US5209767AMay 11, 1993

Glass sheet annealing lehr having gas support conveyor

GLASSTECH INC22 citations92
US5137561AAug 11, 1992

Mechanism for exchanging cloth covering on glass sheet forming fixture

GLASSTECH INC22 citations92
US5120342AJun 9, 1992

High shear mixer and glass melting apparatus

GLASSTECH INC25 citations92
US5090989AFeb 25, 1992

Air operated locating system for orienting glass sheet on glass sheet shaping tool

GLASSTECH INC35 citations92
US5078775AJan 7, 1992

Glass sheet gas support

GLASSTECH INC50 citations92
US5002599AMar 26, 1991

Heated glass sheet topside support device

GLASSTECH INC24 citations92
US4907915AMar 13, 1990

Template for installing photovoltaic panel assembly and method

GLASSTECH INC30 citations92
US4525193AJun 25, 1985

Method and apparatus for supplying cooling air in a glass sheet quench

GLASSTECH INC31 citations92
US4515622AMay 7, 1985

Glass sheet quench including oppositely angled jets

GLASSTECH INC27 citations92
US4512460AApr 23, 1985

Glass sheet roller conveyor including antifriction drive chain

GLASSTECH INC32 citations92
US4475937AOct 9, 1984

Conveyor controller for glass sheet processing equipment

GLASSTECH INC30 citations92
US6418754B1Jul 16, 2002

Apparatus and method for mold changing in heated glass sheet forming station

GLASSTECH INC23 citations91
US6032491AMar 7, 2000

Apparatus for mold changing in heated glass sheet forming station

GLASSTECH INC29 citations91
US5472470ADec 5, 1995

Glass sheet press forming and quenching ring

GLASSTECH INC57 citations91
US5251010AOct 5, 1993

Optical roller wave gauge

GLASSTECH INC53 citations91
US4913720AApr 3, 1990

Glass sheet modulated quenching

GLASSTECH INC69 citations91
US4470838ASep 11, 1984

Composite blasthead for quench station of glass sheet tempering system

GLASSTECH INC52 citations91
US6513348B2Feb 4, 2003

Quench station and method for quenching formed glass sheets

GLASSTECH INC25 citations90
US6173587B1Jan 16, 2001

Method for installing mold assembly

GLASSTECH INC24 citations90
US6015619AJan 18, 2000

Formed glass sheet having controlled edge stresses

GLASSTECH INC25 citations90
US5697999ADec 16, 1997

Glass sheet bending apparatus

GLASSTECH INC29 citations90
US5679124AOct 21, 1997

Cooling ring assembly for controlling stresses in a formed glass sheet

GLASSTECH INC30 citations90
US5498275AMar 12, 1996

Glass sheet bending apparatus

GLASSTECH INC28 citations90

Showing the top 50 of 162 patents by PatentIndex Score.