Inventor
GRESKOVICH CHARLES D
US49 patents
Patents
49 patentsUS5521387AMay 28, 1996
Radiation detector employing solid-state scintillator material and preparation methods therefor
GEN ELECTRIC68 citations96
US5013696AMay 7, 1991
Preparation of high uniformity polycrystalline ceramics by presintering, hot isostatic pressing and sintering and the resulting ceramic
GEN ELECTRIC91 citations96
US4473513ASep 25, 1984
Method for sintering high density yttria-gadolinia ceramic scintillators
GEN ELECTRIC53 citations96
US4421671ADec 20, 1983
Rare-earth-doped yttria-gadolinia ceramic scintillators
GEN ELECTRIC87 citations96
US4141781AFeb 27, 1979
Method for rapid removal of cores made of βAl2 O3 from directionally solidified eutectic and superalloy and superalloy materials
GEN ELECTRIC70 citations96
US4870279ASep 26, 1989
High resolution X-ray detector
GEN ELECTRIC72 citations95
US4525628AJun 25, 1985
Rare earth ceramic scintillator
GEN ELECTRIC81 citations95
US4040849AAug 9, 1977
Polycrystalline silicon articles by sintering
GEN ELECTRIC66 citations95
US5484750AJan 16, 1996
Transparent polycrystalline garnets
GEN ELECTRIC73 citations94
US4122155AOct 24, 1978
Preparation of silicon nitride powder
GEN ELECTRIC32 citations93
US4017319AApr 12, 1977
Si3 N4 formed by nitridation of sintered silicon compact containing boron
GEN ELECTRIC46 citations93
US5057692AOct 15, 1991
High speed, radiation tolerant, CT scintillator system employing garnet structure scintillators
GEN ELECTRIC42 citations92
US4755492AJul 5, 1988
Yttrium oxide ceramic body
GEN ELECTRIC36 citations92
US4747973AMay 31, 1988
Rare-earth-doped yttria-gadolina ceramic scintillators
GEN ELECTRIC48 citations92
US4518545AMay 21, 1985
Method for sintering high density yttria-gadolinia ceramic scintillators
GEN ELECTRIC28 citations92
US4518546AMay 21, 1985
Preparation of yttria-gadolinia ceramic scintillators by sintering and gas hot isostatic pressing
GEN ELECTRIC37 citations92
US4156614AMay 29, 1979
Alumina-based ceramics for core materials
GEN ELECTRIC31 citations92
US4119689AOct 10, 1978
Sintering of silicon nitride using Be additive
GEN ELECTRIC31 citations92
US5391876AFeb 21, 1995
Hole-trap-compensated scintillator material and computed tomography machine containing the same
GEN ELECTRIC23 citations90
US5360557ANov 1, 1994
Hole-trap-compensated scintillator for computed tomography machine
GEN ELECTRIC20 citations90
US5318722AJun 7, 1994
Hole-trap-compensated scintillator material
GEN ELECTRIC34 citations90
US4783596ANov 8, 1988
Solid state scintillator and treatment therefor
GEN ELECTRIC50 citations89
US4571312AFeb 18, 1986
Preparation of yttria-gadolinia ceramic scintillators by sintering and gas hot isostatic pressing
GEN ELECTRIC46 citations89
US6639362B1Oct 28, 2003
High pressure discharge lamp
GEN ELECTRIC16 citations84
US4466929AAug 21, 1984
Preparation of yttria-gadolinia ceramic scintillators by vacuum hot pressing
GEN ELECTRIC20 citations82
US4466930AAug 21, 1984
Preparation of yttria-gadolinia ceramic scintillators by vacuum hot pressing
GEN ELECTRIC26 citations82
US4187266AFeb 5, 1980
Process for making a ceramic article having a dense integral outer barrier layer and a high degree of porosity and crushability characteristics
GEN ELECTRIC23 citations82
US4119690AOct 10, 1978
Sintering of silicon nitride using Mg and Be additives
GEN ELECTRIC17 citations82
US4119475AOct 10, 1978
Sintering of silicon nitride using Mg and Be additives
GEN ELECTRIC16 citations82
US4031945AJun 28, 1977
Process for making ceramic molds having a metal oxide barrier for casting and directional solidification of superalloys
GEN ELECTRIC20 citations82
US4026344AMay 31, 1977
Method for making investment casting molds for casting of superalloys
GEN ELECTRIC28 citations82
US3972367AAug 3, 1976
Process for forming a barrier layer on ceramic molds suitable for use for high temperature eutectic superalloy casting
GEN ELECTRIC21 citations82
US3955616AMay 11, 1976
Ceramic molds having a metal oxide barrier for casting and directional solidification of superalloys
GEN ELECTRIC26 citations82
US5100598AMar 31, 1992
Method of forming yttria-gadolinia ceramic scintillator from ammonium dispersed oxalate precipitates
GEN ELECTRIC20 citations81
US4124402ANov 7, 1978
Hot pressing of silicon nitride using magnesium silicide
GEN ELECTRIC17 citations81
US4040848AAug 9, 1977
Polycrystalline silicon articles containing boron by sintering
GEN ELECTRIC26 citations81
US4379110AApr 5, 1983
Sintering of silicon nitride to high density
GEN ELECTRIC21 citations79
US4279657AJul 21, 1981
Light-transmitting silicon nitride
GEN ELECTRIC11 citations74
US4221594ASep 9, 1980
Material composition for fired ceramic articles having a high degree of porosity and crushability characteristics
GEN ELECTRIC8 citations74
US4188450AFeb 12, 1980
Shell investment molds embodying a metastable mullite phase in its physical structure
GEN ELECTRIC15 citations74
US4769353ASep 6, 1988
Strontium-containing yttrium oxide ceramic body
GEN ELECTRIC17 citations73
US4225356ASep 30, 1980
Sintering of silicon nitride using Be additive
GEN ELECTRIC13 citations73
US4124403ANov 7, 1978
Hot pressing of silicon nitride using beryllium additive
GEN ELECTRIC6 citations73
US4122140AOct 24, 1978
Hot pressing of silicon nitride using beryllium additive
GEN ELECTRIC12 citations73
US4093687AJun 6, 1978
Hot pressing of silicon nitride using magnesium silicide
GEN ELECTRIC10 citations73
US6796869B1Sep 28, 2004
Ceramic arc tube by annealing
GEN ELECTRIC8 citations72
US6741033B2May 25, 2004
High transmittance alumina for ceramic metal halide lamps
GEN ELECTRIC12 citations72
US4374792AFeb 22, 1983
Sintering of silicon nitride with Be additive
GEN ELECTRIC6 citations63
US4279656AJul 21, 1981
Light-transmitting silicon nitride
GEN ELECTRIC5 citations60