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For the Inventor, By the Inventor

DE

E. Merck


USPTO Granted Patents = 2

Trademarks = 18

Forward Citations = 10

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8 inventors (with patents filed for the assignee):

goldMedal Gerhard Edler (1 out of 7 patents)

silverMedal Manfred Kieser (1 out of 25 patents)

bronzeMedal Peter Andrews (1 out of 31 patents)

4.  Jurgen Seubert (1 out of 14 patents)

5.  Rolf Pohlke (1 out of 9 patents)

6.  Herbert Thomas (1 out of 28 patents)

7.  Reiner Hesse (1 out of 3 patents)

8.  Hans Pratzer (1 out of 2 patents)


2 patents:

1. 4120961 - Ring substituted pyrazino-isoquinoline derivatives and their preparation (1978-10-17),
2. 4116628 - Powdery pearlescent pigment composition (1978-09-26),
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USPTO Data Jan 1 1976 - Dec 30 2025

2 Patents

#429 in

#10,513 in Germany

...
DE

E. Merck

Forward Citations = 10

8 inventors:

goldMedal Gerhard Edler (1 out of 7 patents)

silverMedal Manfred Kieser (1 out of 25 patents)

bronzeMedal Peter Andrews (1 out of 31 patents)

4.  Jurgen Seubert (1 out of 14 patents)

5.  Rolf Pohlke (1 out of 9 patents)

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