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High rate ultrasonic sealer
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Patent number 11,312,085
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Issue date Apr 26, 2022
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Campbell Soup Company
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Mark Robert Watts
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B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
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Thermoforming machine and method
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Patent number 11,148,346
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Issue date Oct 19, 2021
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Irwin Research & Development, Inc.
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Dale L. Vantrease
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B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
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High rate ultrasonic sealer
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Patent number 10,913,211
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Issue date Feb 9, 2021
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Campbell Soup Company
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Mark Robert Watts
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B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
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Triple sheet thermoforming apparatus
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Patent number 6,749,418
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Issue date Jun 15, 2004
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Scott A. W. Muirhead
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B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
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Packaging apparatus
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Patent number 5,054,271
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Issue date Oct 8, 1991
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Barnhart Industries, Inc.
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Irvin S. DeWoskin
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B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
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3622417
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Issue date Nov 23, 1971
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B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
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2682910
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Issue date Jul 6, 1954
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B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL