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Frankfurt am Main, Germany

Lurgi Zimmer Gmbh

USPTO Granted Patents = 20

EPO Patents = 15

Forward Citations = 60

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45 inventors (with patents filed for the assignee):

Brigitta Otto (7 out of 12 patents)

Michael Reisen (4 out of 10 patents)

Fritz Wilhelm (4 out of 20 patents)

4. Holger Bachmann (3 out of 6 patents)

5. Stefan Deiss (3 out of 13 patents)

6. Klaus Kirsten (3 out of 5 patents)

7. Rudolf Kämpf (3 out of 5 patents)

8. Ludwig Hölting (3 out of 4 patents)

9. Rainer Linke (2 out of 5 patents)

10. Eckhard Seidel (2 out of 21 patents)

11. Peter Seidel (2 out of 2 patents)

12. Peter Reichwein (2 out of 2 patents)

13. Gerald Kriesche (1 out of 2 patents)

14. Manfred Albrecht (1 out of 2 patents)

15. Franz Samlitschka (1 out of 2 patents)

20 patents: Sort by Forward Citations

1. 8907009 - Method for producing polymers with a neutral color tone (2014-12-09),

2. 8846561 - Catalyst for the production of polyester, use of the catalyst for the production of polyester, and polyester obtained by the use of the catalyst (2014-09-30),

3. 8541540 - Continuous process for the extraction of polyamide-6 (2013-09-24),

4. 8241546 - Method for the direct and continuous manufacture of polyester moulded bodies with low acetaldehyde content (2012-08-14),

5. 8143367 - Method for the esterification of terephtalic acid with butanediol, method for the manufacture of polybutylene terephtalate and a device therefor (2012-03-27),

6. 8063176 - Method and device for the crystallization of polyester material (2011-11-22),

7. 8063122 - Mixture, polyester composition, film and procedures for their manufacture (2011-11-22),

8. 8017717 - Method of producing polyesters (2011-09-13),

9. 7998420 - Method and device for producing vacuum in the production of polyesters and copolyesters (2011-08-16),

10. 7977448 - Method for producing highly condensed solid-phase polyesters (2011-07-12),

11. 7951980 - Process and apparatus for the recovery of ethylene glycol in the production of polyethylene terephthalate (2011-05-31),

12. 7850926 - Process of discontinuous polycondensation and stirring reactor thereof (2010-12-14),

13. 7829654 - Method for producing elastomeric copolyesters (2010-11-09),

14. 7550116 - Method for producing polyesters and a disk ring reactor for the method (2009-06-23),

15. 7547406 - Method for the direct and continuous production of hollow articles from a polymer melt (2009-06-16),

Lurgi Zimmer GmbH is a leading engineering company specializing in the design and construction of chemical plants, refining and petrochemical complexes, and industrial plants. With a history spanning several decades, the company has established itself as a trusted partner in the global market, providing innovative and sustainable solutions. Lurgi Zimmer GmbH possesses a diverse range of expertise, including process engineering, project management, and plant optimization. Their commitment to excellence and customer satisfaction has earned them a strong reputation in the industry.

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

Company Badge

USPTO Data Jan 1 1976 - Dec 9 2025

20 Patents

#37 in Frankfurt am Main

#2,238 in Germany

#30,316 in the World

Frankfurt am Main, Germany

Lurgi Zimmer Gmbh

Forward Citations = 60

45 inventors:

Brigitta Otto (7 out of 12 patents)

Michael Reisen (4 out of 10 patents)

Fritz Wilhelm (4 out of 20 patents)

4. Holger Bachmann (3 out of 6 patents)

5. Stefan Deiss (3 out of 13 patents)

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