Ernst Hoffmann

Person

D-30855 Langenhagen, DE

People

Patents Grantslast 30 patents

Information Patent Grant
Arrangement for connecting a fiber-reinforced plastic pipe to a sta...
- Patent number 7,325,840
- Issue date Feb 5, 2008
- Arnaud Allais
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Process for the continuous production of longitudinally welded meta...
- Patent number 7,214,899
- Issue date May 8, 2007
- Christian Frohne
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Apparatus for producing annularly corrugated metal tubes
- Patent number 6,550,300
- Issue date Apr 22, 2003
- Nexans
- Ernst Hoffmann
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Process for the continuous production of longitudinally seam-welded...
- Patent number 6,405,919
- Issue date Jun 18, 2002
- Nexans
- Christian Frohne
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Device for electromagnetically braking and clutching a spool
- Patent number 5,709,347
- Issue date Jan 20, 1998
- Alcatel Kabel AG & Co.
- Ernst Hoffmann
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Grant
Device for twisting rope-shaped material with changing twist direction
- Patent number 5,414,988
- Issue date May 16, 1995
- Kabelmetal Electro GmbH
- Michele DiPalma
- D07 - ROPES CABLES OTHER THAN ELECTRIC
Information Patent Grant
Apparatus for the continuous production of helical or annular corru...
- Patent number 5,325,693
- Issue date Jul 5, 1994
- Kabelmetal Electro GmbH
- Ernst Hoffmann
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Device for attaching a protective cover to the end of an electric wire
- Patent number 5,281,123
- Issue date Jan 25, 1994
- Kabelmetal Electro GmbH
- Ernst Hoffmann
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Cable stranding apparatus
- Patent number 5,161,359
- Issue date Nov 10, 1992
- Kabelmetal Electro GmbH
- Gerhard Ziemek
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Method of marking elongated material
- Patent number 5,142,298
- Issue date Aug 25, 1992
- kabelmetal electro Gesellschaft mit beschrankter Haftung
- Ernst Hoffmann
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Stranding stock of large cross sections
- Patent number 4,342,190
- Issue date Aug 3, 1982
- Kabel-und Metallwerke Gutehoffnungshutte Aktiengesellschaft
- Gerhard Ziemek
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL

Patents Applicationslast 30 patents

Information Patent Application
Process for the continuous production of longitudinally welded meta...
- Publication number 20050274697
- Publication date Dec 15, 2005
- Christian Frohne
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
Apparatus for producing annularly corrugated metal tubes
- Publication number 20020029598
- Publication date Mar 14, 2002
- NEXANS
- Ernst Hoffmann
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Application
Process for the continuous production of longitudinally seam-welded...
- Publication number 20010010113
- Publication date Aug 2, 2001
- Christian Frohne
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...

Ernst Hoffmann

Person

Patents Grantslast 30 patents

Arrangement for connecting a fiber-reinforced plastic pipe to a sta...

Process for the continuous production of longitudinally welded meta...

Apparatus for producing annularly corrugated metal tubes

Process for the continuous production of longitudinally seam-welded...

Device for electromagnetically braking and clutching a spool

Device for twisting rope-shaped material with changing twist direction

Apparatus for the continuous production of helical or annular corru...

Device for attaching a protective cover to the end of an electric wire

Cable stranding apparatus

Method of marking elongated material

Stranding stock of large cross sections

Patents Applicationslast 30 patents

Process for the continuous production of longitudinally welded meta...

Apparatus for producing annularly corrugated metal tubes

Process for the continuous production of longitudinally seam-welded...