Inventor
KOPATZ NELSON E
US33 patents
⚠️ This page may combine multiple inventors who share the name “KOPATZ NELSON E”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
GTE PROD CORP
30 patentsUS4731111AMar 15, 1988
Hydrometallurical process for producing finely divided spherical refractory metal based powders
GTE PROD CORP126 citations96
US4670047AJun 2, 1987
Process for producing finely divided spherical metal powders
GTE PROD CORP58 citations94
US5114471AMay 19, 1992
Hydrometallurgical process for producing finely divided spherical maraging steel powders
GTE PROD CORP37 citations92
US4961770AOct 9, 1990
Process for producing spherical glass particles
GTE PROD CORP24 citations92
US4913731AApr 3, 1990
Process of making prealloyed tungsten alloy powders
GTE PROD CORP29 citations92
US4859237AAug 22, 1989
Hydrometallurgical process for producing spherical maraging steel powders with readily oxidizable alloying elements
GTE PROD CORP33 citations92
US4802915AFeb 7, 1989
Process for producing finely divided spherical metal powders containing an iron group metal and a readily oxidizable metal
GTE PROD CORP50 citations92
US4787934ANov 29, 1988
Hydrometallurgical process for producing spherical maraging steel powders utilizing spherical powder and elemental oxidizable species
GTE PROD CORP37 citations92
US4778517AOct 18, 1988
Hydrometallurgical process for producing finely divided copper and copper alloy powders
GTE PROD CORP31 citations92
US4772315ASep 20, 1988
Hydrometallurgical process for producing finely divided spherical maraging steel powders containing readily oxidizable alloying elements
GTE PROD CORP45 citations92
US4731110AMar 15, 1988
Hydrometallurigcal process for producing finely divided spherical precious metal based powders
GTE PROD CORP49 citations92
US4927456AMay 22, 1990
Hydrometallurgical process for producing finely divided iron based powders
GTE PROD CORP15 citations74
US4900590AFeb 13, 1990
Method for producing aluminum oxide coated iron powder
GTE PROD CORP14 citations74
US4800064AJan 24, 1989
Process for producing tungsten heavy alloy sheet using hydrometallurgically produced tungsten heavy alloy
GTE PROD CORP10 citations74
US4793969ADec 27, 1988
Process for producing tungsten heavy alloy sheet using high temperature processing techniques
GTE PROD CORP9 citations74
US4816067AMar 28, 1989
Process for producing fine spherical particles
GTE PROD CORP9 citations73
US4808217AFeb 28, 1989
Process for producing fine spherical particles having a low oxygen content
GTE PROD CORP11 citations73
US4781753ANov 1, 1988
Process for producing fine spherical particles from non-flowing powders
GTE PROD CORP7 citations73
US4781741ANov 1, 1988
Process for producing spherical glass particles
GTE PROD CORP7 citations73
US4715878ADec 29, 1987
Process for producing finely divided spherical glass powders
GTE PROD CORP17 citations73
US4885028ADec 5, 1989
Process for producing prealloyed tungsten alloy powders
GTE PROD CORP12 citations72
US4743297AMay 10, 1988
Process for producing metal flakes
GTE PROD CORP7 citations71
US5102454AApr 7, 1992
Hydrometallurgical process for producing irregular shaped powders with readily oxidizable alloying elements
GTE PROD CORP3 citations63
US4900587AFeb 13, 1990
Method for producing aluminum oxide coated iron-aluminum alloy powder
GTE PROD CORP4 citations63
US4898749AFeb 6, 1990
Method for producing aluminum oxide coated cobalt powder
GTE PROD CORP2 citations63
US4792351ADec 20, 1988
Hydrometallurgical process for producing irregular morphology powders
GTE PROD CORP4 citations63
US4723993AFeb 9, 1988
Hydrometallurgical process for producing finely divided spherical low melting temperature metal based powders
GTE PROD CORP5 citations63
US4760711AAug 2, 1988
Multilayer cooling disc for use in high temperature processing
GTE PROD CORP5 citations60
US4755353AJul 5, 1988
Process for producing metal foils
GTE PROD CORP2 citations60
US4880605ANov 14, 1989
Gas dispersion shroud for high temperature processing of powders
GTE PROD CORP0 citations39
OSRAM SYLVANIA INC
3 patentsUS5470549ANov 28, 1995
Method of making tungsten-copper composite oxides
OSRAM SYLVANIA INC20 citations92
US6780219B2Aug 24, 2004
Method of spheridizing silicon metal powders
OSRAM SYLVANIA INC38 citations89
US5468457ANov 21, 1995
Method of making tungsten-copper composite oxides
OSRAM SYLVANIA INC12 citations73