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Charles T. Carpenter
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Lake Oswego, OR, US
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Patents Grants
last 30 patents
Information
Patent Grant
Log flaking and loading method and apparatus
Patent number
6,330,895
Issue date
Dec 18, 2001
Key Knife, Inc.
Charles T. Carpenter
B27 - WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL NAILING OR STAPLING MACH...
Information
Patent Grant
Chip and method for the production of wood pulp
Patent number
6,267,164
Issue date
Jul 31, 2001
Key Knife, Inc.
Charles Thomas Carpenter
B27 - WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL NAILING OR STAPLING MACH...
Information
Patent Grant
Knife holder
Patent number
5,333,659
Issue date
Aug 2, 1994
Key Knife, Inc.
Charles T. Carpenter
B27 - WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL NAILING OR STAPLING MACH...
Information
Patent Grant
Knife with clamp package mounting knife
Patent number
5,271,442
Issue date
Dec 21, 1993
Commercial Knife, Inc.
Charles T. Carpenter
B27 - WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL NAILING OR STAPLING MACH...
Information
Patent Grant
Drum chipper with knife and knife holder
Patent number
5,209,278
Issue date
May 11, 1993
Commerical Knife,Inc.
Charles T. Carpenter
B27 - WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL NAILING OR STAPLING MACH...
Information
Patent Grant
Chipping device
Patent number
5,146,963
Issue date
Sep 15, 1992
Commercial Knife, Inc.
Charles T. Carpenter
B27 - WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL NAILING OR STAPLING MACH...
Information
Patent Grant
Mounted knife system
Patent number
4,997,018
Issue date
Mar 5, 1991
Commercial Knife, Inc.
Charles T. Carpenter
B27 - WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL NAILING OR STAPLING MACH...
Information
Patent Grant
Chipper knife
Patent number
4,850,408
Issue date
Jul 25, 1989
Commercial Knife, Inc.
Charles T. Carpenter
B27 - WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL NAILING OR STAPLING MACH...
Information
Patent Grant
Chipper disc and knife assembly
Patent number
4,771,718
Issue date
Sep 20, 1988
Commercial Knife, Inc.
Charles T. Carpenter
B27 - WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL NAILING OR STAPLING MACH...
Information
Patent Grant
V-shaped chipper knife
Patent number
4,669,516
Issue date
Jun 2, 1987
Duratech, Inc.
Charles T. Carpenter
B27 - WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL NAILING OR STAPLING MACH...
Patents Applications
last 30 patents
Information
Patent Application
Refiner plate
Publication number
20070210197
Publication date
Sep 13, 2007
Charles T. Carpenter
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE