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Carl Johan Erik Wallgren
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Stockholm, SE
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Patents Grants
last 30 patents
Information
Patent Grant
Vacuum arrangement for a tightening tool
Patent number
12,296,444
Issue date
May 13, 2025
ATLAS COPCO INDUSTRIAL TECHNIQUE AB
Carl Johan Erik Wallgren
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Portable socket holder for sockets or bits connectable to a power tool
Patent number
12,240,096
Issue date
Mar 4, 2025
ATLAS COPCO INDUSTRIAL TECHNIQUE AB
Carl Johan Erik Wallgren
B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information
Patent Grant
Method and a power tool for error proof screw joint tightening
Patent number
10,843,315
Issue date
Nov 24, 2020
ATLAS COPCO INDUSTRIAL TECHNIQUE AB
Carl Johan Erik Wallgren
B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information
Patent Grant
Method and device for position locked power tool operation for corr...
Patent number
8,857,532
Issue date
Oct 14, 2014
Atlas Copco Industrial Technique Aktiebolag
Carl Johan Erik Wallgren
B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information
Patent Grant
Portable tool connected to an operation controlling and /or monitor...
Patent number
6,821,157
Issue date
Nov 23, 2004
Atlas Copco Tools AB
Ulf Roland Brändström
B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information
Patent Grant
Power tool system with programmable control unit
Patent number
6,390,205
Issue date
May 21, 2002
Atlas Copco Tools AB
Carl Johan Erik Wallgren
B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Patents Applications
last 30 patents
Information
Patent Application
PORTABLE SOCKET HOLDER FOR SOCKETS OR BITS CONNECTEABLE TO A POWER...
Publication number
20220274247
Publication date
Sep 1, 2022
Atlas Copco Industrial Technique AB
Carl Johan Erik Wallgren
B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information
Patent Application
VACUUM ARRANGEMENT FOR A TIGHTENING TOOL
Publication number
20220241941
Publication date
Aug 4, 2022
Atlas Copco Industrial Technique AB
Carl Johan Erik Wallgren
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Application
METHOD AND A POWER TOOL FOR ERROR PROOF SCREW JOINT TIGHTENING
Publication number
20180169842
Publication date
Jun 21, 2018
Atlas Copco Industrial Technique AB
Carl Johan Erik Wallgren
B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information
Patent Application
PORTABLE ELECTRIC POWER TOOL WITH RADIO COMMUNICATION DEVICE
Publication number
20130277078
Publication date
Oct 24, 2013
Atlas Copco Industrial Technique AB
Carl Johan Erik Wallgren
B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information
Patent Application
Portable tool connected to an operation controlling and /or monitor...
Publication number
20020144832
Publication date
Oct 10, 2002
ATLAS COPCO TOOLS AB
Ulf Roland Brandstrom
B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS