H. Matthew Johnson

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Shermansdale, PA, US

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Patents Grantslast 30 patents

Information Patent Grant
Cutting tool, mounting bracket, and rotatable cutting head
- Patent number 9,573,295
- Issue date Feb 21, 2017
- Surface Preparation Technologies, LLC
- H. Matthew Johnson
- B28 - WORKING CEMENT, CLAY, OR STONE
Information Patent Grant
Method and apparatus for cutting a sinusoidal groove in a road surface
- Patent number 9,574,310
- Issue date Feb 21, 2017
- SURFACE PREPARATION TECHNOLOGIES LLC
- H. Matthew Johnson
- E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
Information Patent Grant
Method and apparatus for cutting grooves in a road surface
- Patent number 9,121,148
- Issue date Sep 1, 2015
- Surface Preparation Technologies, LLC
- H. Matthew Johnson
- E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
Information Patent Grant
Control system and method for road cutting machine
- Patent number 8,821,063
- Issue date Sep 2, 2014
- Surface Preparation Technologies, LLC
- H. Matthew Johnson
- E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
Information Patent Grant
Cutting machine with flywheel gearbox design and method for use
- Patent number 6,755,482
- Issue date Jun 29, 2004
- Surface Preparation Technologies, Inc.
- H. Matthew Johnson
- E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES

Patents Applicationslast 30 patents

Information Patent Application
METHOD AND APPARATUS FOR CUTTING GROOVES IN A ROAD SURFACE
- Publication number 20150132059
- Publication date May 14, 2015
- SURFACE PREPARATION TECHNOLOGIES, LLC
- H. Matthew Johnson
- E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
Information Patent Application
METHOD AND APPARATUS FOR CUTTING A SINUSOIDAL GROOVE IN A ROAD SURFACE
- Publication number 20150086268
- Publication date Mar 26, 2015
- SURFACE PREPARATION TECHNOLOGIES, LLC
- H. Matthew JOHNSON
- E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
Information Patent Application
CUTTING TOOL, MOUNTING BRACKET, AND ROTATABLE CUTTING HEAD
- Publication number 20140327294
- Publication date Nov 6, 2014
- SURFACE PREPARATION TECHNOLOGIES, LLC
- H. Matthew JOHNSON
- E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
Information Patent Application
CONTROL SYSTEM AND METHOD FOR ROAD CUTTING MACHINE
- Publication number 20130140870
- Publication date Jun 6, 2013
- SURFACE PREPARATION TECHNOLOGIES, INC.
- H. Matthew Johnson
- E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
Information Patent Application
Cutting machine with flywheel gearbox design and method for use
- Publication number 20020192025
- Publication date Dec 19, 2002
- H. Matthew Johnson
- E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES