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Peter Simeonov
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Morgantown, WV, US
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Patents Grants
last 30 patents
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Patent Grant
Multimodal indicator safety device for ladder positioning
Patent number
8,167,087
Issue date
May 1, 2012
The United States of America as represented by the Secretary of the Departmen...
Peter Simeonov
E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
Patents Applications
last 30 patents
Information
Patent Application
ELECTROADHESION DEVICE FOR IMPROVING EXTENSION LADDER STABILITY
Publication number
20110315477
Publication date
Dec 29, 2011
The Government of the United States of America as represented by the Secretar...
Harsha Prahlad
E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
Information
Patent Application
CONVERTIBLE MULTIPURPOSE LADDER STABILIZERS
Publication number
20100230208
Publication date
Sep 16, 2010
Hongwei Hsiao
E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
Information
Patent Application
MULTIMODAL INDICATOR SAFETY DEVICE FOR LADDER POSITIONING
Publication number
20100224444
Publication date
Sep 9, 2010
Peter Simeonov
E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS