EPO Patents = 1

Forward Citations = 19

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8 inventors (with patents filed for the assignee):

Ottmar Bacharach (3 out of 3 patents)

Dirk Hoffmann (2 out of 4 patents)

Otto Jung (2 out of 2 patents)

4. Karl-Heinz Schuette (2 out of 2 patents)

5. Hardy Lessmeister (1 out of 2 patents)

6. Thomas Hoster (1 out of 1 patent)

7. Siegfried Schauer (1 out of 1 patent)

8. Herbert Schafer (1 out of 1 patent)

9. Karl-Heinz Schütte (2 patents)

6 patents: Sort by Forward Citations

1. 8172168 - Roller grinding mill (2012-05-08),

2. 7926754 - Safety systems for roller mills (2011-04-19),

3. 4491280 - Roller mill construction (1985-01-01),

4. 4465240 - Bowl mill pulverizer (1984-08-14),

5. 4456267 - Seal arrangement for pull rods in rolling mills (1984-06-26),

6. 4071441 - Bypass separator (1978-01-31),

Gebr. Pfeiffer AG is a global leader in the supply of vertical roller mills for the cement, power and minerals processing industries. With over 150 years of experience, the company offers innovative solutions that increase efficiency and sustainability in the production process.

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

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USPTO Data Jan 1 1976 - Dec 16 2025

6 Patents

#11 in Kaiserslautern

#5,304 in Germany

Kaiserslautern, Germany

Gebr. Pfeiffer Ag