For the Inventor, By the Inventor

Enter assignee name

Ijmuiden, Netherlands

Hoogovens Groep B.v.

Calculating rank

USPTO Granted Patents = 95

Forward Citations = 643

Loading Chart...

Loading Chart...

140 inventors (with patents filed for the assignee):

Ronald J Stokman (7 out of 7 patents)

Jacob Felthuis (7 out of 11 patents)

Jacobus Van Laar (6 out of 11 patents)

4. Erik B Van Perlstein (5 out of 5 patents)

5. Ronald N Molenaar (4 out of 4 patents)

6. Gijsbertus C Van Haastrecht (4 out of 5 patents)

7. Huibert W Den Hartog (4 out of 13 patents)

8. Adam Steen (4 out of 5 patents)

9. Gerardus P Buhrmann (4 out of 5 patents)

10. Joop Nicolaas Mooij (3 out of 11 patents)

11. Pieter J Kreijger (3 out of 3 patents)

12. Joseph A Van Der Hoeff (2 out of 2 patents)

13. Robert F Gadellaa (2 out of 2 patents)

14. Frank Kaptein (2 out of 2 patents)

15. Gustaaf A Van Ditzhuijzen (2 out of 2 patents)

Core Competencies:

Steel Strip

Hot-Blast Stove

Electrolytic Coating

Refractory Bricks

Centrifugal Separator

Ceramic Burner

Shaft Furnace

Gas Recovery

Metal Packaging

Formable Steel

Temperature Measurement

Sintering Machine

95 patents: Sort by Forward Citations

1. 5833778 - Apparatus and method for the manufacture of DR steel strip (1998-11-10),

2. 5628842 - Method and apparatus for continuous treatment of a strip of hot dip (1997-05-13),

3. 5503373 - Shaft furnace (1996-04-02),

4. 5433599 - Ceramic burner for a hot-blast stove of a blast furnace (1995-07-18),

5. 5408096 - Instrument for a centrifugal separator for detecting the presence of a (1995-04-18),

6. 5395142 - Welding joint and backing sleeve therefore (1995-03-07),

7. 5388505 - Apparatus for loop binding an article or bundle of articles with an (1995-02-14),

8. 5375817 - Hot blast stove and method for constructing a hot blast stove (1994-12-27),

9. 5359668 - Method and apparatus for determining the image clarity of a surface (1994-10-25),

10. 5358223 - Hot-blast main for hot-blast stove system of a blast furnace (1994-10-25),

11. 5354522 - Method of bending a laminate having a thermoplastic core layer and metal (1994-10-11),

12. 5352278 - Marking powder for and method of marking a metallic article (1994-10-04),

13. 5350102 - Wire transport apparatus (1994-09-27),

14. 5329688 - Process and plant for obtaining steel strip coils having cold-rolled (1994-07-19),

15. 5306566 - Method of inhibiting the reduction of the bond strength by water of a (1994-04-26),

Company Overview

Hoogovens Groep B.V., based in Ijmuiden, Netherlands, is a prominent player in the steel manufacturing sector, specializing in the production of high-quality steel products. The company focuses on advanced technologies such as steel strip production, hot-blast stoves, and electrolytic coating processes. Hoogovens is also engaged in the development of refractory bricks, centrifugal separators, ceramic burners, and shaft furnaces, alongside innovative gas recovery solutions, contributing to sustainable practices in the steel industry.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 27 2026

95 Patents

#1 in Ijmuiden

#92 in Netherlands

#8,117 in the World

Ijmuiden, Netherlands

Hoogovens Groep B.v.

Forward Citations = 643

140 inventors:

Ronald J Stokman (7 out of 7 patents)

Jacob Felthuis (7 out of 11 patents)

Jacobus Van Laar (6 out of 11 patents)

4. Erik B Van Perlstein (5 out of 5 patents)

5. Ronald N Molenaar (4 out of 4 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Hoogovens Groep B.v.. Retrieved from https://idiyas.com/company/hoogovens-groep-b-v

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]

Loading…