Forward Citations = 156

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13 inventors (with patents filed for the assignee):

Ludwig Merz (3 out of 7 patents)

Klaus Niemann (3 out of 11 patents)

Klaus Kretschmar (2 out of 3 patents)

4. Ulrich Graeser (1 out of 4 patents)

5. Karl-Heinz Philippi (1 out of 1 patent)

6. Jose Guitian (1 out of 2 patents)

7. Julio Krasuk (1 out of 2 patents)

8. Franzo Marruffo (1 out of 2 patents)

9. Klaus Kurzeja (1 out of 1 patent)

10. Heinz Frohnert (1 out of 5 patents)

11. Werner Riedel (1 out of 1 patent)

12. Edgar Muschelknautz (1 out of 4 patents)

13. Klaus Fuhrmann (1 out of 3 patents)

5 patents: Sort by Forward Citations

1. 5166118 - Catalyst for the hydrogenation of hydrocarbon material (1992-11-24),

2. 5084079 - High-pressure hot separator (1992-01-28),

3. 5064523 - Process for the hydrogenative conversion of heavy oils and residual (1991-11-12),

4. 5052596 - Unit for melting and discharging solid products out of barrels (1991-10-01),

5. 4944866 - Process for the hydrogenation of coal (1990-07-31),

Company Overview

Veba Oel Technologie GmbH is a leading provider of oil technology solutions. With a focus on innovative and sustainable solutions, the company offers a wide range of products and services for the oil industry. From lubricants to additives, Veba Oel Technologie GmbH is committed to providing high-quality solutions for their clients worldwide.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 20 2026

5 Patents

#6 in Gelsenkirchen

#6,102 in Germany

Gelsenkirchen, Germany

Veba Oel Technologie Gmbh

Forward Citations = 156

13 inventors:

Ludwig Merz (3 out of 7 patents)

Klaus Niemann (3 out of 11 patents)

Klaus Kretschmar (2 out of 3 patents)

4. Ulrich Graeser (1 out of 4 patents)

5. Karl-Heinz Philippi (1 out of 1 patent)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Veba Oel Technologie Gmbh. Retrieved from https://idiyas.com/company/veba-oel-technologie

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]