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Cologne, Germany

Courage + Khazaka Electronic Gmbh

USPTO Granted Patents = 8

EPO Patents = 5

Trademarks = 4

Forward Citations = 97

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9 inventors (with patents filed for the assignee):

Gabriel Khazaka (4 out of 5 patents)

Wilfried Courage (3 out of 3 patents)

Jürgen Helfmann (2 out of 2 patents)

4. Hans-Joachim Cappius (1 out of 8 patents)

5. Ingo Gersonde (1 out of 1 patent)

6. Sven Clemann (1 out of 1 patent)

7. Soeren Jaspers (1 out of 2 patents)

8. Maximillian Wolde (1 out of 1 patent)

9. Bernhard Kleditsch (1 out of 1 patent)

10. Michael Hoss (0 patent)

11. Sören Jaspers (0 patent)

12. Maximilian Wolde (0 patent)

8 patents: Sort by Forward Citations

1. 11137347 - Optically ascertaining the sun protection factor of sunscreens or other radiation protection agents (2021-10-05),

2. 10132748 - Sensor device for high-resolution detection of target substances (2018-11-20),

3. 9013567 - Method for determining age, and age-dependent selection of cosmetic products (2015-04-21),

4. 6619423 - Measuring device for measuring the elastic properties of a surface structure (2003-09-16),

5. 5935521 - Measuring system for determining the secretion of sebum from the skin (1999-08-10),

6. 5684573 - Device and method for measuring a three-dimensional surface structure (1997-11-04),

7. 5470349 - Device for treating inflammatory skin changes in the initial stage, and (1995-11-28),

8. 5054502 - Device and a method for measuring the elastic and elasticoviscous (1991-10-08),

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USPTO Data Jan 1 1976 - Jan 20 2026

8 Patents

#52 in Koel

#4,378 in Germany

Cologne, Germany

Courage + Khazaka Electronic Gmbh

Forward Citations = 97

9 inventors:

Gabriel Khazaka (4 out of 5 patents)

Wilfried Courage (3 out of 3 patents)

Jürgen Helfmann (2 out of 2 patents)

4. Hans-Joachim Cappius (1 out of 8 patents)

5. Ingo Gersonde (1 out of 1 patent)

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