Arnold R. Hoffmann

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Rochester, MI, US

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Patents Grantslast 30 patents

Information Patent Grant
Conveyor components
- Patent number 6,948,433
- Issue date Sep 27, 2005
- Frank F. Hoffmann
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Grant
Enclosed track conveyor chain assembly
- Patent number 6,450,326
- Issue date Sep 17, 2002
- Frank F. Hoffmann
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Grant
Trolley wheel assembly
- Patent number 5,425,585
- Issue date Jun 20, 1995
- Arnold R. Hoffmann
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL

Patents Applicationslast 30 patents

Information Patent Application
Conveyor components
- Publication number 20030101895
- Publication date Jun 5, 2003
- Frank F. Hoffmann
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Application
Enclosed track conveyor chain assembly
- Publication number 20020179416
- Publication date Dec 5, 2002
- Frank F. Hoffmann
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Application
Enclosed track conveyor chain assembly
- Publication number 20020023823
- Publication date Feb 28, 2002
- Frank F. Hoffmann
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL