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Forward Citations = 13

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13 inventors (with patents filed for the assignee):

Otto Koller (6 out of 8 patents)

Luzian Pochmarski (6 out of 10 patents)

Gerhard Mitter (5 out of 5 patents)

4. Ludwig Von Bogdandy (4 out of 5 patents)

5. Rainer Wahn (1 out of 3 patents)

6. Heinz Schollnhammer (1 out of 3 patents)

7. Horst Sulzbacher (1 out of 9 patents)

8. Hans-Jurgen Langhammer (1 out of 1 patent)

9. Christian Jaquemar (1 out of 1 patent)

10. Walter Lugscheider (1 out of 1 patent)

11. Karl Reiter (1 out of 1 patent)

12. Nobert Kock (1 out of 1 patent)

13. Harald Derler (1 out of 1 patent)

9 patents: Sort by Forward Citations

1. 5116588 - Process for reduction of sulfur emission during sintering processes (1992-05-26),

2. 5060496 - Procedure for producing coil-forming tubes in an inert enviroment (1991-10-29),

3. 4993689 - Convertor for continuously melting scrap with tapping means (1991-02-19),

4. 4957547 - Process for continuously melting of steel (1990-09-18),

5. 4950325 - Process for heating steel melts and an apparatus for carrying out the (1990-08-21),

6. 4941913 - Process for heating steel melts as well as device for performing this (1990-07-17),

7. 4940487 - Process for utilizing of zinc-containing metallurgical dusts and sludges (1990-07-10),

8. 4925489 - Process for melting scrap iron, sponge iron and/or solid pig iron (1990-05-15),

9. 4895594 - Process for continuously melting scrap (1990-01-23),

Voest-alpine Stahl Donawitz Gesellschaft Mbh is a leading steel manufacturing company located in Donawitz, Austria. They specialize in producing high-quality steel products for various industries, including automotive, construction, and energy. With state-of-the-art facilities and a team of skilled professionals, Voest-alpine Stahl Donawitz is committed to delivering top-notch products and services to their customers worldwide.

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USPTO Data Jan 1 1976 - Dec 9 2025

9 Patents

#1 in Leoben-Donawitz

#345 in Austria

Leoben-Donawitz, Austria

Voest-alpine Stahl Donawitz Gesellschaft Mbh