Membership
Tour
Register
Log in
J. Dewayne Allen
Follow
Person
Paragould, AR, US
People
Overview
Industries
Organizations
People
Information
Impact
Patents Grants
last 30 patents
Information
Patent Grant
Hydraulic riding trowels with automatic load sensing
Patent number
8,360,680
Issue date
Jan 29, 2013
Allen Engineering Corporation
J. Dewayne Allen
E04 - BUILDING
Information
Patent Grant
Hydraulic riding trowel with automatic load sensing system
Patent number
7,690,864
Issue date
Apr 6, 2010
Allen Engineering Corporation
J. Dewayne Allen
E04 - BUILDING
Information
Patent Grant
Acoustically matched method and apparatus for screeding concrete
Patent number
7,316,523
Issue date
Jan 8, 2008
Allen Engineering Corporation
J. Dewayne Allen
E04 - BUILDING
Information
Patent Grant
Acoustically matched concrete finishing pans
Patent number
7,114,876
Issue date
Oct 3, 2006
Allen Engineering Corporation
J. Dewayne Allen
E04 - BUILDING
Information
Patent Grant
Method and apparatus for acoustically matched slip form concrete ap...
Patent number
7,108,449
Issue date
Sep 19, 2006
Allen Engineering Corporation
J. Dewayne Allen
E04 - BUILDING
Information
Patent Grant
Acoustic impedance matched concrete finishing
Patent number
6,857,815
Issue date
Feb 22, 2005
Allen Engineering Corporation
J. Dewayne Allen
E04 - BUILDING
Information
Patent Grant
Edge guarded power riding trowel
Patent number
6,582,153
Issue date
Jun 24, 2003
Allen Engineering Corp.
J. Dewayne Allen
E04 - BUILDING
Information
Patent Grant
Riding trowel with rotatable ring edge guard
Patent number
D474203
Issue date
May 6, 2003
Allen Engineering Corp.
J. Dewayne Allen
D15 - Machines not elsewhere specified
Information
Patent Grant
Riding trowel having edge guards with safety covers
Patent number
D466909
Issue date
Dec 10, 2002
Allen Engineering Corporation
J. Dewayne Allen
D15 - Machines not elsewhere specified
Information
Patent Grant
Hydraulically driven, multiple rotor riding trowel
Patent number
6,106,193
Issue date
Aug 22, 2000
Allen Engineering Corporation
J. Dewayne Allen
E04 - BUILDING
Information
Patent Grant
Dual rotor riding trowel with proportional electro-hydraulic steering
Patent number
6,089,786
Issue date
Jul 18, 2000
Allen Engineering Corp.
J. Dewayne Allen
E04 - BUILDING
Information
Patent Grant
Transformable two-person floating screed with automatic grade control
Patent number
6,089,787
Issue date
Jul 18, 2000
Allen Engineering Corp.
J. Dewayne Allen
E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
Information
Patent Grant
Hydraulically controlled twin rotor riding trowel
Patent number
6,053,660
Issue date
Apr 25, 2000
Allen Engineering Corporation
J. Dewayne Allen
E04 - BUILDING
Information
Patent Grant
Hydraulically driven, multiple rotor riding trowel
Patent number
6,048,130
Issue date
Apr 11, 2000
Allen Engineering Corporation
J. Dewayne Allen
E04 - BUILDING
Information
Patent Grant
Concrete saw with stabilized carriage and blade control
Patent number
6,019,433
Issue date
Feb 1, 2000
Allen Engineering Corporation
J. Dewayne Allen
B28 - WORKING CEMENT, CLAY, OR STONE
Information
Patent Grant
Surface finishing machine with rotatable guard
Patent number
6,019,545
Issue date
Feb 1, 2000
Allen Engineering Corporation
J. Dewayne Allen
E04 - BUILDING
Information
Patent Grant
Compartmentalized access shroud system for riding trowels
Patent number
5,988,938
Issue date
Nov 23, 1999
Allen Engineering Corporation
J. Dewayne Allen
E04 - BUILDING
Information
Patent Grant
Universal bridge deck vibrating system
Patent number
5,988,939
Issue date
Nov 23, 1999
Allen Engineering Corp.
J. Dewayne Allen
E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
Information
Patent Grant
Rotatable guard for a finishing machine
Patent number
D416564
Issue date
Nov 16, 1999
Allen Engineering Corp.
J. Dewayne Allen
D15 - Machines not elsewhere specified
Information
Patent Grant
Riding trowel with variable ratio transmission
Patent number
5,967,696
Issue date
Oct 19, 1999
Allen Engineering Corporation
J. Dewayne Allen
E04 - BUILDING
Information
Patent Grant
Guard for walk behind trowel
Patent number
D413127
Issue date
Aug 24, 1999
Allen Engineering Corp.
J. Dewayne Allen
D15 - Machines not elsewhere specified
Information
Patent Grant
Quick access shroud system for riding trowels
Patent number
5,934,823
Issue date
Aug 10, 1999
Allen Engineering Corporation
J. Dewayne Allen
E04 - BUILDING
Information
Patent Grant
Ventilated quick access support hood for riding trowels
Patent number
D410931
Issue date
Jun 15, 1999
Allen Engineering Corp.
J. Dewayne Allen
D15 - Machines not elsewhere specified
Information
Patent Grant
Hydraulically controlled riding trowel
Patent number
5,890,833
Issue date
Apr 6, 1999
Allen Engineering Corporation
J. Dewayne Allen
E04 - BUILDING
Information
Patent Grant
Concrete saw with stabilized carriage and blade control
Patent number
D404042
Issue date
Jan 12, 1999
Allen Engineering Corp.
J. Dewayne Allen
D15 - Machines not elsewhere specified
Information
Patent Grant
Guard for walk behind trowel
Patent number
D404041
Issue date
Jan 12, 1999
Allen Engineering Corp.
J. Dewayne Allen
D15 - Machines not elsewhere specified
Information
Patent Grant
Ventilated quick access support hood system for riding trowels
Patent number
D403332
Issue date
Dec 29, 1998
Allen Engineering Corp.
J. Dewayne Allen
D15 - Machines not elsewhere specified
Information
Patent Grant
Ventilated quick access inspection plate for riding trowels
Patent number
D402998
Issue date
Dec 22, 1998
Allen Engineering Corp.
J. Dewayne Allen
D15 - Machines not elsewhere specified
Information
Patent Grant
Ventilated quick access inspection plate for riding trowels
Patent number
D402999
Issue date
Dec 22, 1998
Allen Engineering Corp.
J. Dewayne Allen
D15 - Machines not elsewhere specified
Information
Patent Grant
Stretch frame twin engine riding trowel
Patent number
D400542
Issue date
Nov 3, 1998
Allen Engineering Corp.
J. Dewayne Allen
D15 - Machines not elsewhere specified
Patents Applications
last 30 patents
Information
Patent Application
Hydraulic riding trowels with automatic load sensing
Publication number
20110222966
Publication date
Sep 15, 2011
Allen Engineering Corporation
J. Dewayne Allen
E04 - BUILDING
Information
Patent Application
Hydraulic riding trowel with automatic load sensing system
Publication number
20090169300
Publication date
Jul 2, 2009
J. Dewayne Allen
E04 - BUILDING
Information
Patent Application
Acoustic impedance matched concrete finishing
Publication number
20030231930
Publication date
Dec 18, 2003
J. Dewayne Allen
E04 - BUILDING