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For the Inventor, By the Inventor

Cologne, Germany

Leybold Vakuum Gmbh


USPTO Granted Patents = 53

% Expired Patents = 52.8


Trademarks = 9

Forward Citations = 417

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70 inventors (with patents filed for the assignee):

goldMedal Christian Beyer (11 out of 18 patents)

silverMedal Heinrich Engländer (9 out of 19 patents)

bronzeMedal Josef Hodapp (6 out of 7 patents)

4.  Heinrich Engländer (6 out of 6 patents)

5.  Thomas Dreifert (5 out of 14 patents)

6.  Rudolf Bahnen (4 out of 15 patents)

7.  Ralf Adamietz (4 out of 5 patents)

8.  Hartmut Kriehn (4 out of 6 patents)

9.  Michael Froitzheim (3 out of 6 patents)

10.  Klaus Rofall (3 out of 4 patents)

11.  Manfred Behling (3 out of 4 patents)

12.  Thomas Bohm (3 out of 13 patents)

13.  Lothar Brenner (3 out of 3 patents)

14.  Thomas Abelen (3 out of 7 patents)

15.  Günter Schütz (3 out of 3 patents)


Core Competencies:
Coating
Mechanical Kinetic Vacuum Pump
Turbomolecular Pump
Friction Vacuum Pump
Magnetic Bearing
Helium Leak Indicator
Cryopump
Rotary Piston Drive
Screw Vacuum Pump
Dynamic Seal
Low-Temperature Refrigeration
Gas Ballast Device

53 patents:

1. 7323221 - Coating of objects (2008-01-29),
2. 7156922 - Multi-chamber installation for treating objects under vacuum, method for evacuating said installation and evacuation system therefor (2007-01-02),
3. 7097431 - Mechanical kinetic vacuum pump (2006-08-29),
4. 7090469 - Turbomolecular pump (2006-08-15),
5. 7090460 - Pump embodied as a side channel pump (2006-08-15),
6. 7074026 - Multi-stage helical screw rotor (2006-07-11),
7. 7056108 - Cooled screw-type vacuum pump (2006-06-06),
8. 7011491 - Friction vacuum pump (2006-03-14),
9. 6999840 - Vacuum pump (2006-02-14),
10. 6964559 - Two shaft vacuum pump with cantilevered rotors (2005-11-15),
11. 6955076 - Foil leak detection chamber (2005-10-18),
12. 6948921 - Vacuum pump comprising an outlet (2005-09-27),
13. 6914361 - Magnetic bearing (2005-07-05),
14. 6910861 - Turbomolecular vacuum pump with the rotor and stator vanes (2005-06-28),
15. 6905306 - Mechanical kinetic vacuum pump with rotor and shaft (2005-06-14),
Company Overview
Leybold Vakuum GmbH, headquartered in Cologne, Germany, specializes in vacuum technology, offering a comprehensive range of solutions for various industrial applications. The company develops and manufactures advanced vacuum systems, including mechanical kinetic vacuum pumps, turbomolecular pumps, and friction vacuum pumps. Leybold is recognized for its expertise in magnetic bearing technology, helium leak detection, cryopumps, and rotary piston drives, catering to sectors such as semiconductor manufacturing, coating processes, and research and development.
Profile summary synthesized from public USPTO records and patent filings.

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USPTO Data Jan 1 1976 - Oct 13 2026

Leybold Vakuum Gmbh USPTO Patent Assignee Logo
53 Patents

#14 in Cologne

#1,004 in Germany

#13,334 in the World

Cologne, DE
Cologne, Germany

Leybold Vakuum Gmbh

Forward Citations = 417

70 inventors:

goldMedal Christian Beyer (11 out of 18 patents)

silverMedal Heinrich Engländer (9 out of 19 patents)

bronzeMedal Josef Hodapp (6 out of 7 patents)

4.  Heinrich Engländer (6 out of 6 patents)

5.  Thomas Dreifert (5 out of 14 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Leybold Vakuum Gmbh. Retrieved from https://idiyas.com/company/leybold-vakuum

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]
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