Ulf Engstrom

Person

Hoganas, SE

People

Patents Grantslast 30 patents

Information Patent Grant
Iron based powder
- Patent number 12,168,818
- Issue date Dec 17, 2024
- Höganäs AB (PUBL)
- Caroline Larsson
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Iron based powder
- Patent number 11,685,979
- Issue date Jun 27, 2023
- Höganäs AB (PUBL)
- Caroline Larsson
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Method for making sintered products and a metal powder composition...
- Patent number 6,485,677
- Issue date Nov 26, 2002
- Höganäs AB
- Björn Johansson
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Sintered products having improved density
- Patent number 5,926,686
- Issue date Jul 20, 1999
- Hoganas AB
- Ulf Engstrom
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Heat-insulating component and a method of making same
- Patent number 4,964,909
- Issue date Oct 23, 1990
- Hoganas AB
- Ulf Engstrom
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Method of making carrier for use in electrophotographic developers
- Patent number 4,751,164
- Issue date Jun 14, 1988
- Kanto Denka Kogyo Co., Ltd.
- Mitsuhiro Katayama
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Carrier for use in electrophotographic developers
- Patent number 4,732,835
- Issue date Mar 22, 1988
- Kanto Denka Kogyo Co., Ltd.
- Mitsuhiro Katayama
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Sintered alloy
- Patent number 4,702,772
- Issue date Oct 27, 1987
- Hoganas AB
- Ulf F. I. Engstrom
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Powder mixture containing talloil free of segregation
- Patent number 4,676,831
- Issue date Jun 30, 1987
- Hoganas AB
- Ulf F. Engstrom
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Carrier for use in electrophotographic developers
- Patent number 4,663,262
- Issue date May 5, 1987
- Kanto Denka Kogyo Co., Ltd.
- Kazuyoshi Oka
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Homogeneous iron based powder mixtures free of segregation
- Patent number 4,483,905
- Issue date Nov 20, 1984
- Hoganas AG
- Ulf F. I. Engstrom
- B22 - CASTING POWDER METALLURGY

Patents Applicationslast 30 patents

Information Patent Application
IRON BASED POWDER
- Publication number 20230250519
- Publication date Aug 10, 2023
- HOGANAS AB (PUBL)
- Caroline Larsson
- B22 - CASTING POWDER METALLURGY
Information Patent Application
IRON BASED POWDER
- Publication number 20210046543
- Publication date Feb 18, 2021
- HOGANAS AB (PUBL)
- Caroline Larsson
- B22 - CASTING POWDER METALLURGY
Information Patent Application
IRON-BASED POWDER AND COMPOSITION THEREOF
- Publication number 20160114392
- Publication date Apr 28, 2016
- HOGANAS AB (PUBL)
- Sigurd BERG
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Application
NITRIDED SINTERED STEELS
- Publication number 20130136646
- Publication date May 30, 2013
- HOGANAS AB (PUBL)
- Sigurd Berg
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Application
IRON-BASED POWDER AND COMPOSITION THEREOF
- Publication number 20100154588
- Publication date Jun 24, 2010
- Sigurd Berg
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...

Ulf Engstrom

Person

Patents Grantslast 30 patents

Iron based powder

Iron based powder

Method for making sintered products and a metal powder composition...

Sintered products having improved density

Heat-insulating component and a method of making same

Method of making carrier for use in electrophotographic developers

Carrier for use in electrophotographic developers

Sintered alloy

Powder mixture containing talloil free of segregation

Carrier for use in electrophotographic developers

Homogeneous iron based powder mixtures free of segregation

Patents Applicationslast 30 patents

IRON BASED POWDER

IRON BASED POWDER

IRON-BASED POWDER AND COMPOSITION THEREOF

NITRIDED SINTERED STEELS

IRON-BASED POWDER AND COMPOSITION THEREOF