Cologne, Germany

Leybold Vacuum Gmbh


USPTO Granted Patents = 2

% Expired Patents = 50.0


Forward Citations = 198

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14 inventors (with patents filed for the assignee):

goldMedal Thomas Dreifert (1 out of 14 patents)

silverMedal Wolfgang Giebmanns (1 out of 6 patents)

bronzeMedal Christian Beyer (1 out of 18 patents)

4.  Jayesh S Patel (1 out of 14 patents)

5.  Hartmut Kriehn (1 out of 6 patents)

6.  Hans-Rochus Gross (1 out of 3 patents)

7.  Karl-Heinz Ronthaler (1 out of 7 patents)

8.  Heinz Frings (1 out of 5 patents)

9.  Dennis R Smith (1 out of 13 patents)

10.  Mariusch Gregor (1 out of 1 patent)

11.  Keith Trenton (1 out of 1 patent)

12.  Robert Stolle (1 out of 1 patent)

13.  Rudolph Bahnen (1 out of 1 patent)

14.  Anja Plugge (1 out of 1 patent)

15.  Ralf Adamietz (5 patents)


2 patents:

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USPTO Data Jan 1 1976 - Oct 6 2026

2 Patents

#123 in Cologne

#10,681 in Germany

Cologne, DE
Cologne, Germany
Forward Citations = 198

14 inventors:

Please report any incorrect information to [email protected]
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