Prototech Company

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Newton Highlands, MA, US

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Patents Grantslast 30 patents

Information Patent Grant
Method for the catalytic abatement of broiler emissions
- Patent number 5,693,298
- Issue date Dec 2, 1997
- Prototech Company
- Amiram Bar-Ilan
- F24 - HEATING RANGES VENTILATING
Information Patent Grant
Method of making a flame arresting and contaminant-absorbing filter...
- Patent number 5,556,819
- Issue date Sep 17, 1996
- Prototech Company
- Amiram Bar-Ilan
- F24 - HEATING RANGES VENTILATING
Information Patent Grant
Flame arresting and contaminant-adsorbing filter apparatus and meth...
- Patent number 5,431,887
- Issue date Jul 11, 1995
- Prototech Company
- Amiram Bar-Ilan
- F24 - HEATING RANGES VENTILATING
Information Patent Grant
Catalytic washcoat and method of preparation of the same
- Patent number 4,900,712
- Issue date Feb 13, 1990
- Prototech Company
- Amiram Bar-Ilan
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Finely particulated colloidal platinum compound and sol for produci...
- Patent number RE33149
- Issue date Jan 16, 1990
- Prototech Company
- Henry G. Petrow
- 429 - Chemistry: electrical current producing apparatus, product, and process
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
Electrocatalytic gas diffusion electrode employing thin carbon clot...
- Patent number 4,647,359
- Issue date Mar 3, 1987
- Prototech Company
- Robert W. Lindstrom
- C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
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
Self-supporting catalytic sleeve formed of interwoven loosely packe...
- Patent number 4,524,094
- Issue date Jun 18, 1985
- Prototech Company
- Robert Lindstrom
- D04 - BRAIDING LACE-MAKING KNITTING TRIMMINGS NON-WOVEN FABRICS
Information Patent Grant
Ionizable reducing and oxidizing gaseous supply means and process f...
- Patent number 4,478,696
- Issue date Oct 23, 1984
- Prototech Company
- Robert J. Allen
- 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
Low pressure-drop catalytic mat and method of preparing the same
- Patent number 4,399,185
- Issue date Aug 16, 1983
- Prototech Company
- Henry G. Petrow
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
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
Information Patent Grant
Control of the interaction of novel platinum-on-carbon electrocatal...
- Patent number 4,166,143
- Issue date Aug 28, 1979
- Prototech Company
- Henry G. Petrow
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Finely particulated colloidal platinum, compound and sol for produc...
- Patent number 4,102,819
- Issue date Jul 25, 1978
- Prototech, Inc.
- Henry G. Petrow
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Method of preparing catalytic structures from colloidal platinum co...
- Patent number 4,082,699
- Issue date Apr 4, 1978
- Prototech Company
- Henry G. Petrow
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Platinum colloid sol and method of forming same
- Patent number 4,059,541
- Issue date Nov 22, 1977
- Prototech Company
- Henry G. Petrow
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Finely particulated colloidal platinum compound and sol for produci...
- Patent number 4,044,193
- Issue date Aug 23, 1977
- Prototech Company
- Henry G. Petrow
- C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information Patent Grant
Finely particulated colloidal platinum compound and sol for produci...
- Patent number 3,992,512
- Issue date Nov 16, 1976
- Prototech Company
- Henry G. Petrow
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Catalytic platinum metal particles on a substrate and method of pre...
- Patent number 3,992,331
- Issue date Nov 16, 1976
- Prototech Company
- Henry G. Petrow
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Method of forming palladium oxide and palladium particles
- Patent number 3,933,684
- Issue date Jan 20, 1976
- Prototech Company
- Henry G. Petrow
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL

Patents Applicationslast 30 patents

Information Patent Application
Mixtures of nanoparticles
- Publication number 20090189115
- Publication date Jul 30, 2009
- Prototech, AS
- Crina Silvia Suciu
- B82 - NANO-TECHNOLOGY

Prototech Company

Organization

Patents Grantslast 30 patents

Method for the catalytic abatement of broiler emissions

Method of making a flame arresting and contaminant-absorbing filter...

Flame arresting and contaminant-adsorbing filter apparatus and meth...

Catalytic washcoat and method of preparation of the same

Finely particulated colloidal platinum compound and sol for produci...

Lithium hydride anode for use in alkaline batteries

Electrocatalytic gas diffusion electrode employing thin carbon clot...

Polymeric hydrogel-containing gas diffusion electrodes and methods...

Self-supporting catalytic sleeve formed of interwoven loosely packe...

Ionizable reducing and oxidizing gaseous supply means and process f...

Method of recovering hydrogen-reduced metals, ions and the like at...

Process for electrowinning of massive zinc with hydrogen anodes

Low pressure-drop catalytic mat and method of preparing the same

Process for the recovery of hydrogen-reduced metals, ions and the l...

Thin carbon-cloth-based electrocatalytic gas diffusion electrodes,...

Carbon-cloth-based electrocatalytic gas diffusion electrodes, assem...

Control of the interaction of novel platinum-on-carbon electrocatal...

Finely particulated colloidal platinum, compound and sol for produc...

Method of preparing catalytic structures from colloidal platinum co...

Platinum colloid sol and method of forming same

Finely particulated colloidal platinum compound and sol for produci...

Finely particulated colloidal platinum compound and sol for produci...

Catalytic platinum metal particles on a substrate and method of pre...

Method of forming palladium oxide and palladium particles

Patents Applicationslast 30 patents

Mixtures of nanoparticles

Trademarklast 30 trademarks