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Patents Grants
last 30 patents
Information
Patent Grant
Strain relief device for protection of power cords
Patent number
7,867,015
Issue date
Jan 11, 2011
Parker Research Corporation
John Parker
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Battery powered AC electromagnetic yoke for magnetic particle inspe...
Patent number
6,316,845
Issue date
Nov 13, 2001
Parker Research Corporation
Richard A. Morrow
G01 - MEASURING TESTING
Information
Patent Grant
Method for reducing the fatigue crack growth rate of cracks in the...
Patent number
5,071,492
Issue date
Dec 10, 1991
Parker Research Inc.
Earl R. Parker
C21 - METALLURGY OF IRON
Patents Applications
last 30 patents
Trademark
last 30 trademarks
Information
Trademark
72458792 - AUDIO PROBE
Serial number
72458792
Registration number
1001370
Filing date
May 29, 1973
PARKER RESEARCH CORPORATION
9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments