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Middletown, OH, United States of America

Armco Inc.

USPTO Granted Patents = 225

Trademarks = 13

Forward Citations = 3,337

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199 inventors (with patents filed for the assignee):

John E Lawson (16 out of 16 patents)

Jerry W Schoen (11 out of 21 patents)

William S Cowan (11 out of 14 patents)

4. Gary L Neiheisel (9 out of 12 patents)

5. Wim J Van Ooij (8 out of 25 patents)

6. Alan F Gibson (8 out of 12 patents)

7. Edward M Galle (7 out of 12 patents)

8. Farrell M Kilbane (7 out of 9 patents)

9. Richard C Sussman (6 out of 6 patents)

10. Karl T Bagdal (6 out of 8 patents)

11. Ashok Sabata (6 out of 8 patents)

12. Michael H Haselkorn (6 out of 7 patents)

13. Robert S Williams (5 out of 7 patents)

14. David M Kundrat (5 out of 5 patents)

15. Frank C Dunbar (5 out of 9 patents)

Core Competencies:

Electrical Steel

Grain Oriented

Stainless Steel

Aluminum Coating

Chromium Alloys

Metal Strip Casting

Corrosion Resistance

Hydrogen Peroxide Pickling

Silicon Steel

Laminates

Bainitic Core

Oxidation Resistance

225 patents: Sort by Forward Citations

1. 6855213 - Non-ridging ferritic chromium alloyed steel (2005-02-15),

2. 6474402 - Segmented roll for casting metal strip (2002-11-05),

3. 6088895 - Method for descaling hot rolled strip (2000-07-18),

4. 6074600 - Modification of tundish dam to minimize turbulence (2000-06-13),

5. 5955201 - Inorganic/organic insulating coating for nonoriented electrical steel (1999-09-21),

6. 5783622 - Precoated chromium alloyed steel with enhanced paint adhesion for (1998-07-21),

7. 5779819 - Grain oriented electrical steel having high volume resistivity (1998-07-14),

8. 5749939 - Melting of NI laterite in making NI alloyed iron or steel (1998-05-12),

9. 5743968 - Hydrogen peroxide pickling of stainless steel (1998-04-28),

10. 5736709 - Descaling metal with a laser having a very short pulse width and high (1998-04-07),

11. 5702539 - Method for producing silicon-chromium grain orieted electrical steel (1997-12-30),

12. 5702534 - Hydrogen peroxide pickling of stainless steel (1997-12-30),

13. 5702502 - Method for direct use of chromite ore in the production of stainless (1997-12-30),

14. 5688010 - Coil edge protection from lifting device (1997-11-18),

15. 5651413 - In-situ conditioning of a strip casting roll (1997-07-29),

Armco Inc., headquartered in Middletown, Ohio, specializes in the production of electrical steel, focusing on grain-oriented and stainless steel variants. The company is recognized for its advanced technologies in metal strip casting and corrosion resistance, catering to various industrial applications. Armco also innovates in aluminum coating and chromium alloys, enhancing the performance and durability of its products. With a commitment to quality and innovation, Armco plays a significant role in the electrical steel market, supporting diverse sectors with its specialized offerings.

Profile summary based on public USPTO records.

Company Badge

USPTO Data Jan 1 1976 - Sep 29 2026

225 Patents

#1 in Middletown, OH

#89 in Ohio

#1,858 in US

#3,795 in the World

Middletown, OH, United States of America

Armco Inc.

Forward Citations = 3,337

199 inventors:

John E Lawson (16 out of 16 patents)

Jerry W Schoen (11 out of 21 patents)

William S Cowan (11 out of 14 patents)

4. Gary L Neiheisel (9 out of 12 patents)

5. Wim J Van Ooij (8 out of 25 patents)

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