Hans-Joachim Forth

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Cologne, DE

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Patents Grantslast 30 patents

Information Patent Grant
Cryopump, and a method for the operation thereof
- Patent number 4,757,689
- Issue date Jul 19, 1988
- Leybold-Heraeus GmbH
- Werner Bachler
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Grant
Method of starting and/or regenerating a cryopump and a cryopump th...
- Patent number 4,614,093
- Issue date Sep 30, 1986
- Leybold-Heraeus GmbH
- Werner Bachler
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Grant
Refrigerator with pneumatic and working gas-supply control
- Patent number 4,475,345
- Issue date Oct 9, 1984
- Leybold-Heraeus GmbH
- Hans-Joachim Forth
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Grant
Refrigerator cryostat
- Patent number 4,408,469
- Issue date Oct 11, 1983
- Leybold-Heraeus GmbH
- Hans-Joachim Forth
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Grant
Cryopump having improved heat radiation shielding
- Patent number 4,121,430
- Issue date Oct 24, 1978
- Leybold-Heraeus GmbH & Co. KG
- Werner Bachler
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...