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Bjorn Leupold
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Marl, DE
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Patents Grants
last 30 patents
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Patent Grant
Quiet gear wheel and method for producing such a gear wheel
Patent number
10,890,241
Issue date
Jan 12, 2021
GKN Sinter Metals Engineering GmbH
Björn Leupold
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Method and device for producing a gear together with a clamping means
Patent number
10,363,598
Issue date
Jul 30, 2019
GKN Sinter Metals Engineering GmbH
Gerhard Kotthoff
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Surface compression of a toothed section
Patent number
8,340,806
Issue date
Dec 25, 2012
GKN Sinter Metals Holding GmbH
Gerhard Kotthoff
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Patents Applications
last 30 patents
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Patent Application
Quiet Gear Wheel and Method for Producing Such a Gear Wheel
Publication number
20180017150
Publication date
Jan 18, 2018
GKN SINTER METALS ENGINEERING GMBH
Björn Leupold
B33 - ADDITIVE MANUFACTURING TECHNOLOGY
Information
Patent Application
Method and Device for Producing a Gear Together With a Clamping Means
Publication number
20170072453
Publication date
Mar 16, 2017
GKN SINTER METALS ENGINEERING GMBH
Gerhard Kotthoff
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Application
Surface Compression Of A Toothed Section
Publication number
20080170960
Publication date
Jul 17, 2008
Gerhard Kotthoff
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...