Rautaruukki Oyj

Calculating rank

USPTO Granted Patents = 7

% Expired Patents = 57.1

CIPO Patents = 1

EPO Patents = 33

Trademarks = 1

Forward Citations = 16

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27 inventors (with patents filed for the assignee):

Pasi Suikkanen (2 out of 2 patents)

Mikko Hemmilä (2 out of 5 patents)

Juha Erkkilä (1 out of 1 patent)

4. Kati Rytinki (1 out of 1 patent)

5. Tuomo Saarinen (1 out of 1 patent)

6. Teijo Limnell (1 out of 1 patent)

7. Visa Lang (1 out of 1 patent)

8. Iikka Miettunen (1 out of 1 patent)

9. Olli Oja (1 out of 1 patent)

10. Mahesh Chandra Somani (1 out of 1 patent)

11. David Arthur Porter (1 out of 1 patent)

12. Leo Pentti Karjalainen (1 out of 1 patent)

13. Tero Tapio Rasmus (1 out of 1 patent)

14. Ari Mikael Hirvi (1 out of 1 patent)

15. Matti Perttula (1 out of 1 patent)

7 patents: Sort by Forward Citations

1. 10837079 - Hot-rolled ultrahigh strength steel strip product (2020-11-17),

2. 10577671 - High-hardness hot-rolled steel product, and a method of manufacturing the same (2020-03-03),

3. 9567659 - Method for manufacturing a high-strength structural steel and a high-strength structural steel product (2017-02-14),

4. 8806827 - Roof element (2014-08-19),

5. 8603428 - Method of producing calcium carbonate from waste and by-products (2013-12-10),

6. 8522502 - Pole construction for framework towers of wind power plants (2013-09-03),

7. 8474212 - Tower for a wind power plant (2013-07-02),

Company Overview

Rautaruukki Oyj, commonly known as Ruukki, is a Finnish company specializing in steel and steel structures. With over 150 years of history, Ruukki produces high-quality and sustainable steel solutions for construction, industry, and infrastructure. The company is known for its innovative products and services that meet the needs of a wide range of customers worldwide.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 27 2026

7 Patents

#112 in Helsinki

#403 in Finland

Helsinki, Finland

Rautaruukki Oyj

Forward Citations = 16

27 inventors:

Pasi Suikkanen (2 out of 2 patents)

Mikko Hemmilä (2 out of 5 patents)

Juha Erkkilä (1 out of 1 patent)

4. Kati Rytinki (1 out of 1 patent)

5. Tuomo Saarinen (1 out of 1 patent)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Rautaruukki Oyj. Retrieved from https://idiyas.com/company/rautaruukki-oyj

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]

1 patent (CIPO):

Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]

33 patents (EPO):

Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]