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Charles E. Johnston
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Moses Lake, WA, US
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Patents Grants
last 30 patents
Information
Patent Grant
Shock attenuator and closure for same
Patent number
9,228,688
Issue date
Jan 5, 2016
Charles E. Johnston
B26 - HAND CUTTING TOOLS CUTTING SEVERING
Information
Patent Grant
High pressure pump of variable displacement
Patent number
8,459,970
Issue date
Jun 11, 2013
Charles E. Johnston
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Grant
Method and apparatus for permitting passage of conduits through hul...
Patent number
6,604,481
Issue date
Aug 12, 2003
Charles E. Johnston
B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
Patents Applications
last 30 patents
Information
Patent Application
Method and Apparatus For Multi-Axis Waterjet/Abrasivejet Cutting
Publication number
20170113325
Publication date
Apr 27, 2017
Charles E. Johnston
B24 - GRINDING POLISHING
Information
Patent Application
SHOCK ATTENUATOR AND CLOSURE FOR SAME
Publication number
20140224366
Publication date
Aug 14, 2014
Charles E. Johnston
B26 - HAND CUTTING TOOLS CUTTING SEVERING
Information
Patent Application
HIGH PRESSURE PUMP OF VARIABLE DISPLACEMENT
Publication number
20100047083
Publication date
Feb 25, 2010
Chukar Equipment LLC
Charles E. Johnston
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Application
METHOD AND APPARATUS FOR PERMITTING PASSAGE OF CONDUITS THROUGH HUL...
Publication number
20030116073
Publication date
Jun 26, 2003
Charles E. Johnston
B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT