EPO Patents = 3

Trademarks = 1

Forward Citations = 36

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5 inventors (with patents filed for the assignee):

Henry Wisell (4 out of 4 patents)

Leif Westin (3 out of 6 patents)

Stefan Sundin (1 out of 2 patents)

4. Karin Jonsson (1 out of 1 patent)

5. Per Billgren (1 out of 3 patents)

8 patents: Sort by Forward Citations

1. 10844448 - Powder metallurgically manufactured high speed steel (2020-11-24),

2. 7700037 - Martensitic chromium-nitrogen steel and its use (2010-04-20),

3. 6547846 - Steel, use of the steel, product made of the steel and method of producing the steel (2003-04-15),

4. 6162275 - Steel and a heat treated tool thereof manufactured by an integrated (2000-12-19),

5. 5578773 - High-speed steel manufactured by powder metallurgy (1996-11-26),

6. 5540882 - Method relating to powder metallurgical manufacturing of a body (1996-07-30),

7. 5525140 - High speed steel manufactured by powder metallurgy (1996-06-11),

8. 5435827 - High speed steel manufactured by power metallurgy (1995-07-25),

Erasteel Kloster Aktiebolag is a leading manufacturer of high-quality tool steels, high-speed steels, and powder metallurgy steels. With a history dating back to 1884, the company is known for its innovative products and cutting-edge technology. Erasteel Kloster serves a wide range of industries, including automotive, aerospace, and energy, and is committed to providing its customers with reliable and sustainable solutions.

This text is generated by artificial intelligence and may not be accurate.

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USPTO Data Jan 1 1976 - Dec 16 2025

8 Patents

#1 in Soderfors

#687 in Sweden

Soderfors, Sweden

Erasteel Kloster Aktiebolag