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LIBERTY TECHNOLOGY CENTER, INC.
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CONSHOHOCKEN, PA, US
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Patents Grants
last 30 patents
Information
Patent Grant
System and method for determining torque output of motor actuated v...
Patent number
5,197,338
Issue date
Mar 30, 1993
Liberty Technology Center, Inc.
Stephen M. Heiman
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information
Patent Grant
System for determining position of an internal, movable conductive...
Patent number
5,140,263
Issue date
Aug 18, 1992
Liberty Technology Center, Inc.
Robert L. Leon
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information
Patent Grant
A.C. electromagnetic system for determining position of an encased...
Patent number
5,086,273
Issue date
Feb 4, 1992
Liberty Technology Center, Inc.
Robert L. Leon
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information
Patent Grant
Controller for controlling the operation of a motor operated valve...
Patent number
5,029,597
Issue date
Jul 9, 1991
Liberty Technology Center, Inc.
Robert L. Leon
G05 - CONTROLLING REGULATING
Information
Patent Grant
Actuator assembly with permanently mounted monitoring system
Patent number
5,020,773
Issue date
Jun 4, 1991
Liberty Technology Center, Inc.
Richard H. Tuft
G07 - CHECKING-DEVICES
Information
Patent Grant
Non-invasive system and method for inspection of valves
Patent number
5,008,841
Issue date
Apr 16, 1991
Liberty Technology Center, Inc.
John W. McElroy
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information
Patent Grant
Devices and methods for determining axial loads
Patent number
4,911,004
Issue date
Mar 27, 1990
Liberty Technology Center, Inc.
Robert L. Leon
G01 - MEASURING TESTING
Information
Patent Grant
Thrust actuated control for motor operated valve
Patent number
4,898,362
Issue date
Feb 6, 1990
Liberty Technology Center, Inc.
Robert L. Leon
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information
Patent Grant
Strain sensor for attachment to a structural member
Patent number
4,882,937
Issue date
Nov 28, 1989
Liberty Technology Center, Inc.
Robert L. Leon
G07 - CHECKING-DEVICES
Information
Patent Grant
System for evaluating the condition and performance of a valve and...
Patent number
4,879,901
Issue date
Nov 14, 1989
Liberty Technology Center, Inc.
Robert L. Leon
G07 - CHECKING-DEVICES
Information
Patent Grant
Flat, multiconductor cable coil device for in situ detecting of axi...
Patent number
4,879,511
Issue date
Nov 7, 1989
Liberty Technology Center, Inc.
Robert L. Leon
G07 - CHECKING-DEVICES
Information
Patent Grant
System for evaluating the condition and performance of a valve and...
Patent number
4,805,451
Issue date
Feb 21, 1989
Liberty Technology Center, Inc.
Robert L. Leon
G07 - CHECKING-DEVICES
Patents Applications
last 30 patents
Trademark
last 30 trademarks
Information
Trademark
74282083 - MOTOR POWER MONITOR
Serial number
74282083
Registration number
1805175
Filing date
Jun 3, 1992
LIBERTY TECHNOLOGY CENTER, INC.
9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information
Trademark
74227308 - QUARTER TURN
Serial number
74227308
Registration number
1788798
Filing date
Nov 29, 1991
LIBERTY TECHNOLOGY CENTER, INC.
9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information
Trademark
74099051 - LIBERTY
Serial number
74099051
Registration number
1658859
Filing date
Sep 20, 1990
LIBERTY TECHNOLOGY CENTER, INC.
9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information
Trademark
74006931 - QUICKCHECK
Serial number
74006931
Registration number
1636499
Filing date
Dec 1, 1989
LIBERTY TECHNOLOGY CENTER, INC.
9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information
Trademark
73772845 - STARS
Serial number
73772845
Registration number
1593891
Filing date
Jan 3, 1989
LIBERTY TECHNOLOGY CENTER, INC.
9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information
Trademark
73710069 - VOTES
Serial number
73710069
Registration number
1503765
Filing date
Feb 8, 1988
LIBERTY TECHNOLOGY CENTER, INC.
9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information
Trademark
73531596 - LIBERTY
Serial number
73531596
Registration number
1369562
Filing date
Apr 10, 1985
LIBERTY TECHNOLOGY CENTER, INC.
42 - Scientific and technological services and research and design relating thereto