Erik Hedman

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Patents Grantslast 30 patents

Information Patent Grant
Method of manufacturing of a plate type heat exchanger
- Patent number 6,289,584
- Issue date Sep 18, 2001
- Volvo Lastvagnar AB
- Erik Hedman
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Arrangement in an oil filter with integral oil cooler
- Patent number 5,967,111
- Issue date Oct 19, 1999
- Purolator Products Company
- Erik Hedman
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Grant
Fluid connector
- Patent number 5,779,280
- Issue date Jul 14, 1998
- Mark IV Automotive Aktiebolag
- Erik Hedman
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Plate heat exchanger and method for its manufacture
- Patent number 5,184,673
- Issue date Feb 9, 1993
- Torell AB
- Erik Hedman
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR