P

Inventor

MCMASTER RONALD A

US24 patents
⚠️ This page may combine multiple inventors who share the name “MCMASTER RONALD A”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

GLASSTECH INC

19 patents
US5004491AApr 2, 1991

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

GLASSTECH INC82 citations96
US6295842B1Oct 2, 2001

Uniform distribution quenching of formed glass sheets

GLASSTECH INC33 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
US5230728AJul 27, 1993

Method and apparatus for thermally stable mold assembly and support

GLASSTECH INC37 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
US4470838ASep 11, 1984

Composite blasthead for quench station of glass sheet tempering system

GLASSTECH INC52 citations91
US6422040B1Jul 23, 2002

Method for forming glass sheets

GLASSTECH INC17 citations84
US7086252B2Aug 8, 2006

System and method for continuous forming of glass sheets

GLASSTECH INC10 citations74
US5403369AApr 4, 1995

Apparatus and method for positioning glass sheets

GLASSTECH INC14 citations74
US5273568ADec 28, 1993

Apparatus for performing high efficient symmetrical quenching of roller conveyed glass sheets

GLASSTECH INC10 citations74
US5011525AApr 30, 1991

Apparatus for high efficient symmetrical quenching of roller conveyed glass sheets

GLASSTECH INC9 citations74
US4725300AFeb 16, 1988

Glass sheet heating system including cradled roll conveyor

GLASSTECH INC13 citations74
US4517001AMay 14, 1985

Apparatus for bending glass sheets

GLASSTECH INC11 citations74
US6425269B1Jul 30, 2002

Method for glass sheet forming

GLASSTECH INC8 citations73
US4909819AMar 20, 1990

Method for bending glass sheets

GLASSTECH INC11 citations72
US5968220AOct 19, 1999

Process for modulated cryogenic quenching of glass sheets

GLASSTECH INC3 citations62

MCMASTER RONALD A

2 patents

MCMASTER HAROLD

1 patent

GLASSTECH INT L P

1 patent

NITSCHKE NORMAN CARL

1 patent