Roy A. Johnson

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Marietta, GA, US

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Patents Grantslast 30 patents

Information Patent Grant
Folding apparatus for folding sheet packaging elements
- Patent number 11,040,511
- Issue date Jun 22, 2021
- Tetra Laval Holdings & Finance S.A.
- Mark W. Davidson
- B31 - MAKING ARTICLES OF PAPER OR CARDBOARD WORKING PAPER OR CARDBOARD
Information Patent Grant
Magazine for sheet packaging elements
- Patent number 10,099,873
- Issue date Oct 16, 2018
- Tetra Laval Holdings & Finances S.A.
- Mark W. Davidson
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Grant
Web perforating apparatus
- Patent number 4,691,606
- Issue date Sep 8, 1987
- The Mead Corporation
- Roy A. Johnson
- B26 - HAND CUTTING TOOLS CUTTING SEVERING
Information Patent Grant
Method and apparatus for applying controlled heat to a group of art...
- Patent number 4,597,247
- Issue date Jul 1, 1986
- The Mead Corporation
- Roy A. Johnson
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL

Patents Applicationslast 30 patents

Information Patent Application
MAGAZINE FOR SHEET PACKAGING ELEMENTS
- Publication number 20180037431
- Publication date Feb 8, 2018
- Tetra Laval Holdings & Finance S.A.
- Mark W. DAVIDSON
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Application
FOLDING APPARATUS FOR FOLDING SHEET PACKAGING ELEMENTS
- Publication number 20180036986
- Publication date Feb 8, 2018
- Tetra Laval Holdings & Finance S.A.
- Mark W. DAVIDSON
- B31 - MAKING ARTICLES OF PAPER OR CARDBOARD WORKING PAPER OR CARDBOARD