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Alsfeld, DE
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Patents Grants
last 30 patents
Information
Patent Grant
Tool holder and pipe machining tool
Patent number
11,986,970
Issue date
May 21, 2024
PF Schweisstechnologie GmbH
Achim Spychalski-Merle
B26 - HAND CUTTING TOOLS CUTTING SEVERING
Information
Patent Grant
Peeling apparatus
Patent number
11,548,071
Issue date
Jan 10, 2023
PF Schweisstechnologie GmbH
Achim Spychalski-Merle
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Tool coupler for a clamping system, in particular for clamping a we...
Patent number
10,443,634
Issue date
Oct 15, 2019
PF-Schweisstechnologie
Achim Spychalski-Merle
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Compensation for induction heating in coil welding equipment
Patent number
8,653,424
Issue date
Feb 18, 2014
PF Schweisstechnologie GmbH
Bernd Merle
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Paring apparatus with pivotable paring head
Patent number
7,607,376
Issue date
Oct 27, 2009
PF Schweisstechnologie GmbH
Bernd Merle
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Paring apparatus with pivotable paring head
Patent number
7,047,850
Issue date
May 23, 2006
PF Schweisstechnologie GmbH
Bernd Merle
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Method of measuring a welding voltage at a heating coil of a heatin...
Patent number
6,590,189
Issue date
Jul 8, 2003
PF Schweisstechnologie GmbH
Achim Spychalski-Merle
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Paring device
Patent number
6,539,634
Issue date
Apr 1, 2003
PF Schweisstechnologie GmbH
Bernd Merle
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Patents Applications
last 30 patents
Information
Patent Application
TOOL HOLDER AND PIPE MACHINING TOOL
Publication number
20220040874
Publication date
Feb 10, 2022
PF SCHWEISSTECHNOLOGIE GMBH
Achim Spychalski-Merle
B26 - HAND CUTTING TOOLS CUTTING SEVERING
Information
Patent Application
PEELING APPARATUS
Publication number
20190381573
Publication date
Dec 19, 2019
PF SCHWEISSTECHNOLOGIE GMBH
Achim Spychalski-Merle
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Application
TOOL COUPLER FOR A CLAMPING SYSTEM, IN PARTICULAR FOR CLAMPING A WE...
Publication number
20160069365
Publication date
Mar 10, 2016
PF SCHWEISSTECHNOLOGIE GMBH
Achim Spychalski-Merle
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Application
MACHINING DEVICE FOR OUTER PIPE SURFACES
Publication number
20150306682
Publication date
Oct 29, 2015
PF SCHWEISSTECHNOLOGIE GMBH
Bernd MERLE
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Application
PEELING TOOL
Publication number
20120085207
Publication date
Apr 12, 2012
PF SCHWEISSTECHNOLOGIE GMBH
Bernd Merle
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Application
SKIVING BELL
Publication number
20110192199
Publication date
Aug 11, 2011
PF SCHWEISSTECHNOLOGIE GMBH
Bernd MERLE
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Application
Compensation for Induction Heating in Coil Welding Equipment
Publication number
20070215600
Publication date
Sep 20, 2007
PF SCHWEISSTECHNOLOGIE GMBH
Bernd Merle
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Application
PARING APPARATUS WITH PIVOTABLE PARING HEAD
Publication number
20070204731
Publication date
Sep 6, 2007
PF SCHWEISSTECHNOLOGIE GMBH
Bernd Merle
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Application
Paring apparatus with pivotable paring head
Publication number
20030079349
Publication date
May 1, 2003
PF-Schweisstechnologie GmbH
Bernd Merle
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Application
Method of measuring a welding voltage at a heating coil of a heatin...
Publication number
20020036198
Publication date
Mar 28, 2002
PF-Schweisstechnologie GmbH
Achim Spychalski-Merle
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
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last 30 trademarks