Thomas W. Johnson

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Middlefield, OH, US

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Patents Grantslast 30 patents

Information Patent Grant
Method for gas assisted injection molding with pin and sleeve mecha...
- Patent number 5,302,339
- Issue date Apr 12, 1994
- Nitrojection Corporation
- Indra R. Baxi
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Process for gas assisted injection molding
- Patent number 5,174,932
- Issue date Dec 29, 1992
- Nitrojection Corporation
- Tom W. Johnson
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Nozzle for gas assisted injection molding
- Patent number 5,164,200
- Issue date Nov 17, 1992
- Nitrojection Corporation
- Tom W. Johnson
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Plastic injection molding nozzle with gas assist
- Patent number 5,151,278
- Issue date Sep 29, 1992
- Nitrojection Corporation
- Indra R. Baxi
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Method for injection molding
- Patent number 5,096,655
- Issue date Mar 17, 1992
- Nitrojection Corporation
- Indra R. Baxi
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL