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Patents Grants
last 30 patents
Information
Patent Grant
Procedure for hardening at least one surface of a wall of a compone...
Patent number
6,821,363
Issue date
Nov 23, 2004
Elotherm GmbH
Hans-Jürgen Leissner
C21 - METALLURGY OF IRON
Information
Patent Grant
Method and device for hardening bearing surfaces of crankshafts
Patent number
6,638,379
Issue date
Oct 28, 2003
Elotherm GmbH
Peter Schulte
C21 - METALLURGY OF IRON
Information
Patent Grant
Device for hardening cylindrical bearing points of a shaft
Patent number
6,399,928
Issue date
Jun 4, 2002
Elotherm GmbH
Waldemar Gezarzick
C21 - METALLURGY OF IRON
Information
Patent Grant
Method for hardening camshafts and linear inductor for the implemen...
Patent number
6,259,076
Issue date
Jul 10, 2001
Elotherm GmbH
Waldemar Gezarzick
C21 - METALLURGY OF IRON
Information
Patent Grant
Method and device for treating the surfaces of component bores
Patent number
6,140,605
Issue date
Oct 31, 2000
Elotherm GmbH
Edgar Stengel
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Grant
Device for rotating and simultaneous hardening by electric induction
Patent number
6,140,625
Issue date
Oct 31, 2000
Elotherm GmbH
Waldemar Gezarzick
C21 - METALLURGY OF IRON
Patents Applications
last 30 patents
Trademark
last 30 trademarks
Information
Trademark
75703786 - ROBOTRON
Serial number
75703786
Registration number
2432870
Filing date
May 12, 1999
ELOTHERM GMBH
7 - Machines and machine tools
Information
Trademark
75497418
Serial number
75497418
Registration number
2460699
Filing date
Jun 5, 1998
AEG Elotherm GmbH
7 - Machines and machine tools