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Litton Systems, Inc.
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Davenport, IA, US
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Patents Grants
last 30 patents
Information
Patent Grant
Modular ceramic electrochemical apparatus and method of manufacture...
Patent number
5,985,113
Issue date
Nov 16, 1999
Litton Systems, Inc.
Victor Paul Crome
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Oxygen concentrator used in home health care
Patent number
D412577
Issue date
Aug 3, 1999
Litton Systems, Inc.
Sammy K. Mickelson
D24 - Medical and laboratory equipment
Information
Patent Grant
Variable set point oxygen concentration mixer
Patent number
5,915,834
Issue date
Jun 29, 1999
Litton Systems, Inc.
Kevin G. McCulloh
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Integrated high pressure fill port and flow controller for cylinder...
Patent number
5,908,053
Issue date
Jun 1, 1999
Litton Systems, Inc.
Gary Neal Byrd
F17 - STORING OF DISTRIBUTING GASES OR LIQUIDS
Information
Patent Grant
Modular ceramic oxygen generator
Patent number
5,871,624
Issue date
Feb 16, 1999
Litton Systems, Inc.
Victor P. Crome
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Oxygen concentrator
Patent number
5,858,062
Issue date
Jan 12, 1999
Litton Systems, Inc.
Kevin Gene McCulloh
F17 - STORING OF DISTRIBUTING GASES OR LIQUIDS
Information
Patent Grant
Oxygen concentrator with beds' duty cycle control and self-test
Patent number
5,858,063
Issue date
Jan 12, 1999
Litton Systems, Inc.
Tuan Quoc Cao
B64 - AIRCRAFT AVIATION COSMONAUTICS
Information
Patent Grant
Fill port covers
Patent number
5,836,358
Issue date
Nov 17, 1998
Litton Systems, Inc.
Gary N. Byrd
F17 - STORING OF DISTRIBUTING GASES OR LIQUIDS
Information
Patent Grant
Low friction linear clearance seal
Patent number
5,822,994
Issue date
Oct 20, 1998
Litton Systems, Inc.
Daniel James Belk
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Grant
Spring-free pressure regulator with structure isolating exhaled air...
Patent number
5,787,883
Issue date
Aug 4, 1998
Litton Systems, Inc.
Robert L. Cramer
A62 - LIFE-SAVING FIRE-FIGHTING
Information
Patent Grant
Electronic controller for linear cryogenic coolers
Patent number
5,752,385
Issue date
May 19, 1998
Litton Systems, Inc.
Arthur Randall Nelson
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Grant
Apparatus for high oxygen concentration measurement using limiting...
Patent number
5,691,464
Issue date
Nov 25, 1997
Litton Systems, Inc.
Tuan Quoc Cao
G01 - MEASURING TESTING
Information
Patent Grant
Chest-mounted breathing gas terminal block assembly
Patent number
5,273,030
Issue date
Dec 28, 1993
Litton Systems, Inc.
Victor P. Crome
A62 - LIFE-SAVING FIRE-FIGHTING
Information
Patent Grant
Chemical and biological warfare filter injector mechanism
Patent number
5,263,477
Issue date
Nov 23, 1993
Litton Systems, Inc.
Victor P. Crome
A62 - LIFE-SAVING FIRE-FIGHTING
Information
Patent Grant
Backpack harness and cinch
Patent number
5,240,157
Issue date
Aug 31, 1993
Litton Systems, Inc.
Dale L. Selhost
A44 - HABERDASHERY JEWELLERY
Information
Patent Grant
High altitude G-valve
Patent number
5,170,814
Issue date
Dec 15, 1992
Litton Systems, Inc.
Victor P. Crome
B64 - AIRCRAFT AVIATION COSMONAUTICS
Information
Patent Grant
Humidity control system for a controlled atmosphere container
Patent number
5,127,233
Issue date
Jul 7, 1992
Litton Systems, Inc.
Kelly Coffield
A23 - FOODS OR FOODSTUFFS THEIR TREATMENT, NOT COVERED BY OTHER CLASSES
Information
Patent Grant
Oxygen concentrator with pressure booster and oxygen concentration...
Patent number
5,071,453
Issue date
Dec 10, 1991
Litton Systems, Inc.
Richard W. Hradek
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Balanced exhalation valve for use in a closed loop breathing system
Patent number
4,879,998
Issue date
Nov 14, 1989
Litton Systems, Inc.
Chris M. Moellers
A62 - LIFE-SAVING FIRE-FIGHTING
Information
Patent Grant
Backup breathing gas supply for an oxygen concentrator system
Patent number
4,870,960
Issue date
Oct 3, 1989
Litton Systems, Inc.
Richard W. Hradek
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Balanced exhalation valve for use in a closed loop breathing system
Patent number
4,774,942
Issue date
Oct 4, 1988
Litton Systems, Inc.
Chris M. Moellers
A62 - LIFE-SAVING FIRE-FIGHTING
Information
Patent Grant
Fluidic oxygen sensor monitor
Patent number
4,709,575
Issue date
Dec 1, 1987
Litton Systems, Inc.
William P. Myers
G01 - MEASURING TESTING
Information
Patent Grant
Oxygen partial pressure controller for a pressure swing adsorption...
Patent number
4,589,436
Issue date
May 20, 1986
Litton Systems, Inc.
Bernard J. Schebler
G05 - CONTROLLING REGULATING
Information
Patent Grant
Oxygen partial pressure controller for a pressure swing adsorption...
Patent number
4,567,909
Issue date
Feb 4, 1986
Litton Systems, Inc.
Bernard J. Schebler
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Selector valve for an aircraft on board oxygen generation system wi...
Patent number
4,499,914
Issue date
Feb 19, 1985
Litton Systems, Inc.
Bernard J. Schebler
A62 - LIFE-SAVING FIRE-FIGHTING
Information
Patent Grant
Variable area molecular sieve container having a thermal control sy...
Patent number
4,496,376
Issue date
Jan 29, 1985
Litton Systems, Inc.
Richard W. Hradek
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Molecular sieve oxygen monitor
Patent number
4,455,861
Issue date
Jun 26, 1984
Litton Systems, Inc.
David N. Alftine
G01 - MEASURING TESTING
Information
Patent Grant
Molecular sieve oxygen monitor
Patent number
4,442,698
Issue date
Apr 17, 1984
Litton Systems, Inc.
David N. Alftine
G01 - MEASURING TESTING
Information
Patent Grant
Process and compound bed means for evolving a first component enric...
Patent number
4,386,945
Issue date
Jun 7, 1983
Litton Systems, Inc.
Paul J. Gardner
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Patents Applications
last 30 patents
Trademark
last 30 trademarks
Information
Trademark
74135550 - SLIMLINE
Serial number
74135550
Registration number
1668373
Filing date
Feb 1, 1991
Litton Systems, Inc.
9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments