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Pittsburgh, PA, United States of America

Pennsylvania Engineering Corporation

USPTO Granted Patents = 59

Forward Citations = 244

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34 inventors (with patents filed for the assignee):

Rashed N Nagati (16 out of 16 patents)

Eberhard G Schempp (9 out of 10 patents)

Howard M Fisher (8 out of 8 patents)

4. Jai K Pearce (8 out of 8 patents)

5. Dennis L Hixenbaugh (5 out of 7 patents)

6. Harry T Montgomery (3 out of 3 patents)

7. Joseph Ziegler (3 out of 5 patents)

8. Edgardo J Robert (3 out of 3 patents)

9. Ronald D Gray (2 out of 7 patents)

10. David Lee Schroeder (2 out of 2 patents)

11. Bernd G Albers (2 out of 3 patents)

12. John W Mrozek (2 out of 2 patents)

13. William Wells (2 out of 2 patents)

14. Harold Nomine (2 out of 2 patents)

15. John A Persson (2 out of 12 patents)

Core Competencies:

Gas Collector

Steel Production

Metallurgical Vessel

Pollution Control

Arc Furnace

Tuyere

Metal Refining

Cooling Assembly

Self-Baking Electrode

Scrap Preheating

Material Feed System

Cement Clinker

59 patents: Sort by Forward Citations

1. 4653064 - Gas collector for metallurgical vessels (1987-03-24),

2. 4646315 - Arc furnace burner control method and apparatus (1987-02-24),

3. 4612043 - Steel making method (1986-09-16),

4. 4611339 - Method and apparatus for removal of impure gases at time of scrap (1986-09-09),

5. 4575856 - Iron free self baking electrode (1986-03-11),

6. 4569057 - Material feed system for smelting furnaces (1986-02-04),

7. 4501599 - Method and apparatus for cleaning waste gases from aluminum production (1985-02-26),

8. 4497656 - Steel making method (1985-02-05),

9. 4492567 - Method of removal of impure gases at the time of scrap preheating, and (1985-01-08),

10. 4485841 - Pollution control device (1984-12-04),

11. 4483709 - Steel production method (1984-11-20),

12. 4449701 - Tuyere for the injection of gases into a metallurgical vessel (1984-05-22),

13. 4436291 - Metallurgical vessel suspension system (1984-03-13),

14. 4428564 - Metallurgical vessel (1984-01-31),

15. 4426069 - Mettalurgical vessel suspension system (1984-01-17),

Pennsylvania Engineering Corporation, based in Pittsburgh, PA, specializes in metallurgical engineering with a focus on innovative solutions for the steel production industry. The company develops advanced technologies related to gas collectors, metallurgical vessels, and pollution control systems, enhancing efficiency and sustainability in metal refining processes. Its expertise extends to arc furnaces and tuyere systems, contributing to improved cooling assemblies and overall operational performance in metallurgical applications.

Profile summary based on public USPTO records.

Company Badge

USPTO Data Jan 1 1976 - Oct 6 2026

59 Patents

#50 in Pittsburgh, PA

#229 in Pennsylvania

#6,069 in US

#12,226 in the World

Pittsburgh, PA, United States of America

Pennsylvania Engineering Corporation

Forward Citations = 244

34 inventors:

Rashed N Nagati (16 out of 16 patents)

Eberhard G Schempp (9 out of 10 patents)

Howard M Fisher (8 out of 8 patents)

4. Jai K Pearce (8 out of 8 patents)

5. Dennis L Hixenbaugh (5 out of 7 patents)

Please report any incorrect information to [email protected]

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