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IJmuiden, Netherlands

Hoogovens Groep B.v.

USPTO Granted Patents = 95

Forward Citations = 633

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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:

DR Steel Strip

Hot Dip Treatment

Centrifugal Separator

Ceramic Burner

Hot Blast Stove

Sintering Machine

Electrolytic Coating

Formable Steel

Metal Packaging

Cooling System

Composite Ceramic Membrane

Sulfur Oxide Removal

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),

Hoogovens Groep B.V. is a leading Dutch steel production company. With a rich history spanning over a century, Hoogovens has established itself as a reliable supplier of high-quality steel products worldwide. The company specializes in the production and processing of various steel grades, catering to diverse industries such as automotive, construction, energy, and engineering. Committed to sustainability, Hoogovens strives to reduce its environmental impact through continuous innovation and the adoption of eco-friendly manufacturing processes. With a team of skilled professionals and state-of-the-art facilities, Hoogovens delivers superior products and services to meet the evolving needs of its global clientele.

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

Company Badge

USPTO Data Jan 1 1976 - Dec 9 2025

95 Patents

#1 in IJmuiden

#96 in Netherlands

#7,874 in the World

IJmuiden, Netherlands

Hoogovens Groep B.v.

Forward Citations = 633

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)

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