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For the Inventor, By the Inventor

Wald-Michelbach, Germany

Coronet-Werke Gmbh


USPTO Granted Patents = 40

% Expired Patents = 20.0

Trademarks = 1

Forward Citations = 1,157

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2 inventors (with patents filed for the assignee):

goldMedal Georg Weihrauch (39 out of 87 patents)

silverMedal Oliver Struber (1 out of 1 patent)


Core Competencies:
Toothbrush
Brushware
Monofilaments
Dental Hygiene
Cleaning Device
Bristle Goods
Applicator Brush
Floor Cleaning
Sponge Body
Adjustable Grip
Cleaning Implements
Manufacturing Process

40 patents:

1. D526488 - Toothbrush (2006-08-15),
2. 7036179 - Brush, especially a toothbrush (2006-05-02),
3. 6878330 - Method for structurally modifying monofilaments (2005-04-12),
4. 6872351 - Method for marking monofilaments (2005-03-29),
5. 6832819 - Method and device for producing brushes and brushes produced using the same (2004-12-21),
6. 6810551 - Brush, especially toothbrush (2004-11-02),
7. 6726789 - Method and device for the production of brushes (2004-04-27),
8. 6685376 - Cleaning or application device comprising a sponge body, and method for producing the same (2004-02-03),
9. 6672316 - Cleaning element, especially for cleaning teeth and a method for producing the same (2004-01-06),
10. D480216 - Pot brush (2003-10-08),
11. 6616366 - Applicator brush for liquid or pasty means, especially for decorative cosmetics such as mascara and method for producing same (2003-09-09),
12. D477779 - Spray can (2003-07-30),
13. 6564518 - Floor with floor covering, method for laying said floor convering and auxiliary laying device (2003-05-20),
14. 6505374 - Roller for applying a medium, especially a paint roller (2003-01-14),
15. 6500296 - Methods for connecting, marking and structurally modifying monofilaments (2002-12-31),
Coronet-Werke GmbH, based in Wald-Michelbach, Germany, specializes in the development and production of high-quality dental hygiene products. The company focuses on innovative solutions in toothbrush manufacturing, monofilament technology, and various cleaning devices. Their expertise extends to cosmetic applicators and bristle goods, emphasizing user-friendly designs such as adjustable grips. Coronet-Werke is committed to enhancing oral care and hygiene through advanced manufacturing techniques and a deep understanding of consumer needs.
Profile summary based on public USPTO records.

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USPTO Data Jan 1 1976 - Sep 29 2026

40 Patents

#1 in Wald-Michelbach

#1,275 in Germany

#17,031 in the World

Wald-Michelbach, DE
Wald-Michelbach, Germany

Coronet-Werke Gmbh

Forward Citations = 1,157

2 inventors:

goldMedal Georg Weihrauch (39 out of 87 patents)

silverMedal Oliver Struber (1 out of 1 patent)

Please report any incorrect information to [email protected]
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