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Walter Juda
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Lexington, MA, US
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Patents Grants
last 30 patents
Information
Patent Grant
Methods of generating oxygen from air via an alkali superoxide
Patent number
7,261,959
Issue date
Aug 28, 2007
Walter Juda
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Electrochemical pressurizer/purifier of hydrogen for operation at m...
Patent number
7,169,281
Issue date
Jan 30, 2007
Hy9Corporation
Walter Juda
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Grant
Method of producing thin palladium-copper and the like, palladium a...
Patent number
6,238,465
Issue date
May 29, 2001
Walter Juda Associates, Inc.
Walter Juda
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Method of linking membrane purification of hydrogen to its generati...
Patent number
6,171,574
Issue date
Jan 9, 2001
Walter Juda Associates, Inc.
Walter Juda
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Method of fabricating thinned free-standing metallic hydrogen-selec...
Patent number
6,103,028
Issue date
Aug 15, 2000
Walter Juda Associates, Inc.
Walter Juda
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Diffusion-bonded palladium-copper alloy framed membrane for pure hy...
Patent number
5,904,754
Issue date
May 18, 1999
Walter Juda Associates
Walter Juda
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Catalytic assembly for cooking smoke abatement
Patent number
5,622,100
Issue date
Apr 22, 1997
AyrKing Corporation
Donald E. King
F24 - HEATING RANGES VENTILATING
Information
Patent Grant
Lithium hydride anode for use in alkaline batteries
Patent number
4,661,425
Issue date
Apr 28, 1987
Prototech Company
Walter Juda
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Polymeric hydrogel-containing gas diffusion electrodes and methods...
Patent number
4,614,575
Issue date
Sep 30, 1986
Prototech Company
Walter Juda
C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information
Patent Grant
Method of recovering hydrogen-reduced metals, ions and the like at...
Patent number
4,422,911
Issue date
Dec 27, 1983
Prototech Company
Walter Juda
C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information
Patent Grant
Process for electrowinning of massive zinc with hydrogen anodes
Patent number
4,412,894
Issue date
Nov 1, 1983
Prototech Company
Walter Juda
C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information
Patent Grant
Process for the recovery of hydrogen-reduced metals, ions and the l...
Patent number
4,331,520
Issue date
May 25, 1982
Prototech Company
Walter Juda
C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information
Patent Grant
Thin carbon-cloth-based electrocatalytic gas diffusion electrodes,...
Patent number
4,293,396
Issue date
Oct 6, 1981
Prototech Company
Robert J. Allen
C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information
Patent Grant
Carbon-cloth-based electrocatalytic gas diffusion electrodes, assem...
Patent number
4,248,682
Issue date
Feb 3, 1981
Prototech Company
Robert Lindstrom
C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Patents Applications
last 30 patents
Information
Patent Application
Methods of generating oxygen from air via an alkali superoxide
Publication number
20060140850
Publication date
Jun 29, 2006
Walter Juda
C01 - INORGANIC CHEMISTRY
Information
Patent Application
Electrochemical pressurizer/purifier of hydrogen for operation at m...
Publication number
20030155252
Publication date
Aug 21, 2003
Walter Juda
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL