Dennis Hill

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Harleysville, PA, US

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Patents Grantslast 30 patents

Information Patent Grant
Wide temperature range heating/cooling interface with rapid response
- Patent number 6,021,845
- Issue date Feb 8, 2000
- Dennis Hill
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Grant
Low vibration throttling device for throttle-cycle refrigerators
- Patent number 5,875,651
- Issue date Mar 2, 1999
- APD Cryogenics, Inc.
- Dennis Hill
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Grant
Vibrationally isolated thermal system for a cryogenically cooled de...
- Patent number 5,628,195
- Issue date May 13, 1997
- APD Cryogenics, Inc.
- Dennis Hill
- F17 - STORING OF DISTRIBUTING GASES OR LIQUIDS
Information Patent Grant
Closed cycle cryogenic refrigeration system with automatic variable...
- Patent number 5,595,065
- Issue date Jan 21, 1997
- APD Cryogenics
- Michael Boiarski
- F17 - STORING OF DISTRIBUTING GASES OR LIQUIDS
Information Patent Grant
Dual-constrained viscoelastic damping mechanism for structural vibr...
- Patent number 5,473,122
- Issue date Dec 5, 1995
- Martin Marietta Corporation
- Srinivas Kodiyalam
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...