Membership
Tour
Register
Log in
Ethan D. Hoag
Follow
Person
Boston, MA, US
People
Overview
Industries
Organizations
People
Information
Impact
Patents Grants
last 30 patents
Information
Patent Grant
Thermally enhanced compact reformer
Patent number
6,183,703
Issue date
Feb 6, 2001
Ztek Corporation
Michael S. Hsu
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Ultra-high efficiency turbine and cell combination
Patent number
5,976,332
Issue date
Nov 2, 1999
Ztek Corporation
Michael S. Hsu
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Thermally enhanced compact reformer
Patent number
5,858,314
Issue date
Jan 12, 1999
Ztek Corporation
Michael S. Hsu
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Ultra-high efficiency turbine and fuel cell combination
Patent number
5,693,201
Issue date
Dec 2, 1997
Ztek Corporation
Michael S. Hsu
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Electrochemical converter having internal thermal integration
Patent number
5,501,781
Issue date
Mar 26, 1996
Ztek Corporation
Michael S. Hsu
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Thermal control apparatus
Patent number
5,338,622
Issue date
Aug 16, 1994
Ztek Corporation
Michael S. Hsu
F28 - HEAT EXCHANGE IN GENERAL
Information
Patent Grant
Laser oscillating apparatus
Patent number
4,760,581
Issue date
Jul 26, 1988
Laser Corporation of America
Ethan D. Hoag
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Wire array light polarizer for gas laser
Patent number
4,757,514
Issue date
Jul 12, 1988
Laser Corporation of America
Ethan D. Hoag
G02 - OPTICS
Information
Patent Grant
Discharge electrode with corrosion-proof structure
Patent number
4,755,720
Issue date
Jul 5, 1988
Laser Corporation of America
Ethan D. Hoag
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Laser oscillating apparatus
Patent number
4,734,916
Issue date
Mar 29, 1988
Laser Corporation of America
Ethan D. Hoag
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Laser oscillating apparatus
Patent number
4,730,332
Issue date
Mar 8, 1988
Laser Corporation of America
Ethan D. Hoag
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Comb-shaped polarizing device
Patent number
4,726,032
Issue date
Feb 16, 1988
Laser Corporation of America
Ethan D. Hoag
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Optical resonator for laser oscillating apparatus
Patent number
4,723,256
Issue date
Feb 2, 1988
Laser Corporation of America
Ethan D. Hoag
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Discharge electrode for a gas discharge device
Patent number
4,698,551
Issue date
Oct 6, 1987
Laser Corporation of America
Ethan D. Hoag
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Gas laser having improved crossflow blower arrangement
Patent number
4,686,680
Issue date
Aug 11, 1987
Laser Corporation of America
Ethan Hoag
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Gas laser having thermally stable optical mount
Patent number
4,686,685
Issue date
Aug 11, 1987
Laser Corporation of America
Ethan D. Hoag
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
High-power lasers
Patent number
4,578,792
Issue date
Mar 25, 1986
Metalworking Lasers International Ltd.
Ethan D. Hoag
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Cooled mirror and method of cooling same particularly useful in lasers
Patent number
4,552,439
Issue date
Nov 12, 1985
Metalworking Lasers International Ltd.
Ethan D. Hoag
G02 - OPTICS
Information
Patent Grant
Apparatus for establishing and maintaining a stable electrical disc...
Patent number
4,534,032
Issue date
Aug 6, 1985
Metalworking Lasers International Ltd.
Ethan D. Hoag
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
High-power lasers
Patent number
4,486,887
Issue date
Dec 4, 1984
Metalworking Lasers International Ltd.
Ethan D. Hoag
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Apparatus for generating an electric field
Patent number
4,345,331
Issue date
Aug 17, 1982
Locke Technology, Inc.
Ethan D. Hoag
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Laser output control system
Patent number
4,010,427
Issue date
Mar 1, 1977
Avco Everett Research Laboratory, Inc.
Diarmaid H. Douglas-Hamilton
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Electron beam gas discharge laser pressure control
Patent number
3,982,200
Issue date
Sep 21, 1976
Avco Everett Research Laboratory, Inc.
Ethan D. Hoag
H01 - BASIC ELECTRIC ELEMENTS
Patents Applications
last 30 patents
Information
Patent Application
Ultra-high efficiency turbine and fuel cell combination
Publication number
20040091764
Publication date
May 13, 2004
Michael S. Hsu
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
Thermally enhanced compact reformer
Publication number
20020102188
Publication date
Aug 1, 2002
Ztek Corporation
Michael S. Hsu
C01 - INORGANIC CHEMISTRY