Gerhard Kotthoff

Person

Huckeswagen, DE

People

Patents Grantslast 30 patents

Information 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
Sintered gear element featuring locally selective surface compression
- Patent number 8,402,659
- Issue date Mar 26, 2013
- GKN Sinter Metals Holding GmbH
- Gerhard Kotthoff
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
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...
Information Patent Grant
Blank geometry of a gear
- Patent number 8,307,551
- Issue date Nov 13, 2012
- GKN Sinter Metals Holding GmbH
- Gerhard Kotthoff
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...

Patents Applicationslast 30 patents

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
Work Piece Having Different Qualities
- Publication number 20120227530
- Publication date Sep 13, 2012
- Gerhard Kotthoff
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Application
Surface-Densified Toothed Section From A Sintered Material And Havi...
- Publication number 20080209730
- Publication date Sep 4, 2008
- Gerhard Kotthoff
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Application
Work Piece Having Different Qualities
- Publication number 20080201951
- Publication date Aug 28, 2008
- 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...
Information Patent Application
Sintered Gear Element Featuring Locally Selective Surface Compression
- Publication number 20080166579
- Publication date Jul 10, 2008
- Gerhard Kotthoff
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Application
Hardness and roughness of toothed section from a surface-densified...
- Publication number 20080152940
- Publication date Jun 26, 2008
- Gerhard Kotthoff
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Application
Automotive Component Comprising A Toothed Section
- Publication number 20080138562
- Publication date Jun 12, 2008
- Gerhard Kotthoff
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Application
Blank Geometry Of A Gear
- Publication number 20080134507
- Publication date Jun 12, 2008
- Gerhard Kotthoff
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...

Gerhard Kotthoff

Person

Patents Grantslast 30 patents

Quiet gear wheel and method for producing such a gear wheel

Method and device for producing a gear together with a clamping means

Sintered gear element featuring locally selective surface compression

Surface compression of a toothed section

Blank geometry of a gear

Patents Applicationslast 30 patents

Method and Device for Producing a Gear Together With a Clamping Means

Work Piece Having Different Qualities

Surface-Densified Toothed Section From A Sintered Material And Havi...

Work Piece Having Different Qualities

Surface Compression Of A Toothed Section

Sintered Gear Element Featuring Locally Selective Surface Compression

Hardness and roughness of toothed section from a surface-densified...

Automotive Component Comprising A Toothed Section

Blank Geometry Of A Gear