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Rick Howorko
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Calgary, CA
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Patents Grants
last 30 patents
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Patent Grant
Systems and methods for automating the application of friction-modi...
Patent number
11,933,001
Issue date
Mar 19, 2024
DeAngelo Contracting Services, LLC
Keith Rainwater
B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
Information
Patent Grant
Systems and methods for automating the application of friction-modi...
Patent number
10,808,368
Issue date
Oct 20, 2020
DBI HOLDING, LLC
Keith Rainwater
B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
Information
Patent Grant
Systems and methods for automating the application of friction-modi...
Patent number
10,316,478
Issue date
Jun 11, 2019
DBI HOLDING, LLC
Keith Rainwater
E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
Information
Patent Grant
Systems and methods for automating the application of friction-modi...
Patent number
9,932,715
Issue date
Apr 3, 2018
DBI HOLDING, LLC
Keith Rainwater
E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
Information
Patent Grant
Systems and methods for automating the application of friction-modi...
Patent number
9,567,716
Issue date
Feb 14, 2017
DBI HOLDING, LLC
Keith Rainwater
E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
Patents Applications
last 30 patents
Information
Patent Application
Systems and Methods for Automating the Application of Friction-Modi...
Publication number
20240218614
Publication date
Jul 4, 2024
DeAngelo Contracting Services, LLC
Keith Rainwater
B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
Information
Patent Application
Systems and Methods for Automating the Application of Friction-Modi...
Publication number
20230047596
Publication date
Feb 16, 2023
DeAngelo Contracting Services, LLC
Keith Rainwater
B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
Information
Patent Application
Systems and Methods for Automating the Application of Friction-Modi...
Publication number
20210047791
Publication date
Feb 18, 2021
DBi Holding, LLC
Keith Rainwater
E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
Information
Patent Application
Systems and Methods for Automating the Application of Friction-Modi...
Publication number
20200018021
Publication date
Jan 16, 2020
DBi Holding, LLC
Keith Rainwater
E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
Information
Patent Application
Systems and Methods for Automating the Application of Friction-Modi...
Publication number
20190106847
Publication date
Apr 11, 2019
DBi Holding, LLC
Keith Rainwater
E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
Information
Patent Application
Systems and Methods for Automating the Application of Friction-Modi...
Publication number
20170152636
Publication date
Jun 1, 2017
DBi Holding, LLC
Keith Rainwater
B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
Information
Patent Application
Systems and Methods for Automating the Application of Friction-Modi...
Publication number
20160138228
Publication date
May 19, 2016
DBi Holding, LLC
Keith Rainwater
E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES