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Allegheny Ludlum Corporation

USPTO Granted Patents = 101

Trademarks = 4

Forward Citations = 492

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96 inventors (with patents filed for the assignee):

S Leslie Ames (10 out of 16 patents)

James G Benford (9 out of 12 patents)

Jeffrey M Breznak (8 out of 8 patents)

4. Leroy R Price (7 out of 9 patents)

5. Robert H Johns (7 out of 14 patents)

6. James A Salsgiver (7 out of 7 patents)

7. David L Burk (5 out of 6 patents)

8. Yeong-U Kim (5 out of 5 patents)

9. Nazmi Toker (4 out of 4 patents)

10. Dominic A Sorace (4 out of 4 patents)

11. John D Nauman (4 out of 6 patents)

12. Joseph W Tommaney (4 out of 11 patents)

13. James B Hill (3 out of 7 patents)

14. Rowland C Rudolf, Iii (3 out of 3 patents)

15. Eugene W Bartel (3 out of 3 patents)

Core Competencies:

Corrosion Resistant Steel

Austenitic Stainless Steel

Ballistic Resistant Armor

Electrical Steel Refinement

Continuous Casting

Silicon Steel Strip

Hot-Dip Coating

Composite Materials

Domain Refinement Techniques

Tandem Rolling Mill

Mechanical Properties of Steel

Metal Processing Technologies

101 patents: Sort by Forward Citations

1. 6036917 - Corrosion resistant austenitic stainless steel (2000-03-14),

2. 5980662 - Method for batch annealing of austenitic stainless steels (1999-11-09),

3. 5904315 - Expansion sleeve (1999-05-18),

4. 5894255 - Electromechanical relay (1999-04-13),

5. 5887645 - Method and apparatus for continuous casting with speed synchronization (1999-03-30),

6. 5843246 - Process for producing dual phase ferritic stainless steel strip (1998-12-01),

7. 5749140 - Ballistic resistant metal armor plate (1998-05-12),

8. 5716143 - Spherical plain bearing (1998-02-10),

9. 5590559 - Method and apparatus for domain refining electrical steels by local (1997-01-07),

10. 5588321 - Segmented scribing roller for refining the domain structure of (1996-12-31),

11. 5529644 - Stainless steel and carbon steel composite and method of producing the (1996-06-25),

12. 5490908 - Annealing and descaling method for stainless steel (1996-02-13),

13. 5484009 - Method and apparatus for direct casting of continuous metal strip (1996-01-16),

14. 5483811 - Segmented anvil roller for refining the domain structure of electrical (1996-01-16),

15. 5463889 - Segmented scribing roller for refining the domain structure of (1995-11-07),

Allegheny Technologies Incorporated (ATI) is a global manufacturer of technically advanced specialty materials and complex components. Their products are used in a variety of industries, including aerospace, defense, oil and gas, chemical processing, electrical energy generation, and medical.

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

Company Badge

USPTO Data Jan 1 1976 - Dec 30 2025

101 Patents

#15 in undefined, undefined

#36 in

#3,617 in US

#7,504 in the World

Allegheny Ludlum Corporation

Forward Citations = 492

96 inventors:

S Leslie Ames (10 out of 16 patents)

James G Benford (9 out of 12 patents)

Jeffrey M Breznak (8 out of 8 patents)

4. Leroy R Price (7 out of 9 patents)

5. Robert H Johns (7 out of 14 patents)

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