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Middletown, OH, United States of America

Ak Steel Corporation

USPTO Granted Patents = 11

CIPO Patents = 1

Trademarks = 41

Forward Citations = 176

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20 inventors (with patents filed for the assignee):

Vijay N Madi (4 out of 4 patents)

Jerald W Leeker (4 out of 8 patents)

Clayton A Van Scoy (2 out of 2 patents)

4. David J Meneice (2 out of 2 patents)

5. Steven L Boston (2 out of 2 patents)

6. Frederick Alan Myers (1 out of 11 patents)

7. Carl James Morrell (1 out of 2 patents)

8. LeRoy R Price (1 out of 2 patents)

9. Gary A Webb (1 out of 7 patents)

10. Daniel C Nix (1 out of 1 patent)

11. Franklin H Guzzetta (1 out of 3 patents)

12. John P Sennet (1 out of 1 patent)

13. Benny R Caudill (1 out of 1 patent)

14. John M Sebald (1 out of 1 patent)

15. Ralph E Roper (1 out of 19 patents)

11 patents: Sort by Forward Citations

1. 6929705 - Antimicrobial coated metal sheet (2005-08-16),

2. 6802965 - Apparatus for removing hydrogen peroxide from spent pickle liquor (2004-10-12),

3. 6746614 - Method for removing hydrogen peroxide from spent pickle liquor (2004-06-08),

4. 6645306 - Hydrogen peroxide pickling scheme for stainless steel grades (2003-11-11),

5. 6599371 - Hydrogen peroxide pickling scheme for silicon-containing electrical steel grades (2003-07-29),

6. 6582520 - Dross collecting zinc pot (2003-06-24),

7. 6096183 - Method of reducing defects caused by conductor roll surface anomalies (2000-08-01),

8. 5961285 - Method and apparatus for removing bottom dross from molten zinc during (1999-10-05),

9. 5538559 - Bearing support system for a roll submerged in a molten metal coating (1996-07-23),

10. 5533372 - Controlled material flow hydroforming (1996-07-09),

11. 5452790 - Mounting system for a roller table (1995-09-26),

AK Steel Corporation is a leading producer of flat-rolled carbon, stainless, and electrical steel products. The company operates steelmaking and finishing facilities in Ohio, Indiana, Kentucky, Michigan, and Pennsylvania. AK Steel serves customers in a variety of industries, including automotive, construction, and packaging.

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

Company Badge

USPTO Data Jan 1 1976 - Dec 9 2025

11 Patents

#6 in Middletown, OH

#1,100 in Ohio

#26,680 in US

#50,159 in the World

Middletown, OH, United States of America

Ak Steel Corporation

Forward Citations = 176

20 inventors:

Vijay N Madi (4 out of 4 patents)

Jerald W Leeker (4 out of 8 patents)

Clayton A Van Scoy (2 out of 2 patents)

4. David J Meneice (2 out of 2 patents)

5. Steven L Boston (2 out of 2 patents)

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