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Cologne, Germany

Madaus Ag

USPTO Granted Patents = 8

Forward Citations = 22

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18 inventors (with patents filed for the assignee):

Wolf Grimminger (5 out of 8 patents)

Helga Zaeske (5 out of 7 patents)

Klaus Witthohn (4 out of 9 patents)

4. Alfons Carcasona (4 out of 5 patents)

5. Pentti Hietala (2 out of 5 patents)

6. Hans Lentzen (1 out of 6 patents)

7. Pierre Potier (1 out of 33 patents)

8. Pentti Hêitala (1 out of 1 patent)

9. Wilfried Wachter (1 out of 3 patents)

10. Karl P Odenthal (1 out of 3 patents)

11. Klaus Goler (1 out of 1 patent)

12. Franz-Josef Roth (1 out of 1 patent)

13. Herbert Rohrig (1 out of 2 patents)

14. Roger Nolte (1 out of 1 patent)

15. Pentti Heitala (1 out of 1 patent)

8 patents: Sort by Forward Citations

1. 6624192 - Process for production of diacetylrhein (2003-09-23),

2. 6020384 - Process for the manufacture of flavanolignan preparation with improved (2000-02-01),

3. 5714473 - Use of flavolignans as adjuvants in tumour therapy (1998-02-03),

4. 5710260 - Method of extracting sennosides A, B and A1 (1998-01-20),

5. 5393898 - Method of preparing diacetyl rhein (1995-02-28),

6. 5391775 - Process for production of diacetylrhein (1995-02-21),

7. 5159080 - Indole compounds, a process for their preparation, and pharmaceutical (1992-10-27),

8. 5085074 - Test device for determining adhesive strength of lacquer on a tube (1992-02-04),

Madaus Ag is a global pharmaceutical company specializing in the development and production of innovative healthcare products. With a strong focus on research and development, Madaus Ag aims to improve the health and well-being of patients worldwide. The company's product portfolio includes a wide range of pharmaceuticals, nutraceuticals, and medical devices. Madaus Ag is committed to high quality standards and strives to provide effective and safe solutions for various health issues.

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

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USPTO Data Jan 1 1976 - Dec 9 2025

8 Patents

#52 in Cologne

#4,366 in Germany

Cologne, Germany

Madaus Ag

Forward Citations = 22

18 inventors:

Wolf Grimminger (5 out of 8 patents)

Helga Zaeske (5 out of 7 patents)

Klaus Witthohn (4 out of 9 patents)

4. Alfons Carcasona (4 out of 5 patents)

5. Pentti Hietala (2 out of 5 patents)

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