Todd A. Hanna

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Richmond, VA, US

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Patents Grantslast 30 patents

Information Patent Grant
Dispensing system components of a dispensing system and method of m...
- Patent number 6,311,740
- Issue date Nov 6, 2001
- Carpenter Co.
- Charles A. Sperry
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Automated cushion forming system
- Patent number 6,234,777
- Issue date May 22, 2001
- Carpenter Co.
- Charles R. Sperry
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Dispensing system, components of a dispensing system, and method of...
- Patent number 5,996,848
- Issue date Dec 7, 1999
- Carpenter Co.
- Charles R. Sperry
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Dispensing system, components of a dispensing system, and method of...
- Patent number 5,964,378
- Issue date Oct 12, 1999
- Carpenter Co.
- Charles R. Sperry
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL