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Mark T. Johnson
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Glasgow, KY, US
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Patents Grants
last 30 patents
Information
Patent Grant
Modular link or link section for use in forming a rodless conveyor...
Patent number
7,559,422
Issue date
Jul 14, 2009
Span Tech LLC
James L. Layne
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information
Patent Grant
Rodless conveyor belt or chain
Patent number
7,314,132
Issue date
Jan 1, 2008
Span Tech LLC
James L. Layne
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information
Patent Grant
Modular link or link section for use in forming a rodless conveyor...
Patent number
D528259
Issue date
Sep 12, 2006
Span Tech LLC
James L. Layne
D34 - Material or article handling equipment
Information
Patent Grant
Modular conveyor system with side flexing belt having roller support
Patent number
6,585,110
Issue date
Jul 1, 2003
Span Tech LLC
James L. Layne
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information
Patent Grant
Reduced drag side flexing conveyor system
Patent number
6,471,046
Issue date
Oct 29, 2002
Span Tech LLC
James L. Layne
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information
Patent Grant
Modular conveyor system with side flexing belt having roller support
Patent number
6,364,095
Issue date
Apr 2, 2002
Span Tech LLC
James L. Layne
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information
Patent Grant
External guide assembly for reducing conveyor belt drag
Patent number
6,298,982
Issue date
Oct 9, 2001
Span Tech LLC
James L. Layne
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information
Patent Grant
Reduced drag side flexing conveyor system
Patent number
6,253,911
Issue date
Jul 3, 2001
Span Tech LLC
James L. Layne
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information
Patent Grant
Modular link conveyor with I-beam guide rail
Patent number
6,202,834
Issue date
Mar 20, 2001
Span Tech LLC
James L. Layne
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information
Patent Grant
Reduced drag side flexing conveyor system
Patent number
6,129,202
Issue date
Oct 10, 2000
Span Tech LLC
James L. Layne
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information
Patent Grant
External guide assembly for reducing conveyor belt drag
Patent number
6,125,995
Issue date
Oct 3, 2000
Span Tech LLC
James L. Layne
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information
Patent Grant
Bearing lock system
Patent number
5,462,369
Issue date
Oct 31, 1995
Span Tech Corporation
James L. Layne
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information
Patent Grant
Helical conveyor/accumulator
Patent number
5,070,999
Issue date
Dec 10, 1991
Span Tech Corporation
James L. Layne
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Patents Applications
last 30 patents
Information
Patent Application
MODULAR LINK OR LINK SECTION FOR USE IN FORMING A RODLESS CONVEYOR...
Publication number
20080023303
Publication date
Jan 31, 2008
James L. Layne
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information
Patent Application
Modular conveyor system with side flexing belt having roller support
Publication number
20030075419
Publication date
Apr 24, 2003
James L. Layne
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information
Patent Application
Reduced drag side flexing conveyor system
Publication number
20020060141
Publication date
May 23, 2002
James L. Layne
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL