For the Inventor, By the Inventor

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Hans Grohe Gmbh & Co Kg

USPTO Granted Patents = 97

Trademarks = 4

Forward Citations = 3,440

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31 inventors (with patents filed for the assignee):

Andreas Haug (22 out of 173 patents)

Andreas Haug (18 out of 23 patents)

Thomas Schonherr (16 out of 40 patents)

4. Thomas Schoenherr (12 out of 17 patents)

5. Philippe Starck (12 out of 24 patents)

6. Werner Lorch (8 out of 21 patents)

7. Werner Finkbeiner (7 out of 9 patents)

8. Klaus Grohe (5 out of 10 patents)

9. Gerd Blessing (4 out of 11 patents)

10. Franz Schorn (4 out of 12 patents)

11. Eugen H Stahl (4 out of 4 patents)

12. Michael Stein (4 out of 10 patents)

13. Horst Gunter Neufeld (4 out of 4 patents)

14. Magdalena Faisst (3 out of 4 patents)

15. Dieter Katzer (3 out of 3 patents)

Core Competencies:

Shower Installation

Sanitary Mixing Valve

Releasable Coupling

Flexible Hose

Anti-Scald Valve

Faucet Design

Shower Head Mechanism

Wall Bar

Sanitary Fitting

Towel Rail

Hand Shower

Water Flow Appliance

97 patents: Sort by Forward Citations

1. 6123308 - Shower holder (2000-09-26),

2. D424177 - Shower installation with fixed and movable shower heads (2000-05-02),

3. 6015171 - Releasable coupling means for connecting two tubular elements (2000-01-18),

4. D418589 - Shower installation (2000-01-04),

5. 6001250 - Connecting means with sieve element for a water flow appliance (1999-12-14),

6. D417265 - Sanitary mixing valve for a shower (1999-11-30),

7. D416992 - Slide bar for sanitary purpose, specially shower bar (1999-11-23),

8. 5967417 - Shower head (1999-10-19),

9. D415263 - Sanitary installation for a shower (1999-10-12),

10. 5960828 - Sanitary fitting (1999-10-05),

11. D407806 - Shower unit (1999-04-06),

12. 5888623 - Sanitary article or plumbing fitting with a coated surface and a print (1999-03-30),

13. 5884945 - Sanitary hose (1999-03-23),

14. D396092 - Faucet with an extendable water outlet (1998-07-14),

15. 5718380 - Shower head (1998-02-17),

Company Badge

USPTO Data Jan 1 1976 - Dec 2 2025

97 Patents

#15 in

#636 in Germany

#7,744 in the World

Hans Grohe Gmbh & Co Kg

Forward Citations = 3,440

31 inventors:

Andreas Haug (22 out of 173 patents)

Andreas Haug (18 out of 23 patents)

Thomas Schonherr (16 out of 40 patents)

4. Thomas Schoenherr (12 out of 17 patents)

5. Philippe Starck (12 out of 24 patents)

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