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For the Inventor, By the Inventor

Cologne, Germany

Leybold-Heraeus Gmbh


USPTO Granted Patents = 180

Trademarks = 3

Forward Citations = 2,016

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222 inventors (with patents filed for the assignee):

goldMedal Herbert Stephan (11 out of 15 patents)

silverMedal Hans Aichert (10 out of 16 patents)

bronzeMedal Walter Dietrich (9 out of 13 patents)

4.  Otto W Stenzel (9 out of 21 patents)

5.  Albert Feuerstein (9 out of 9 patents)

6.  Jorg Kieser (8 out of 18 patents)

7.  Hans-Peter Kabelitz (8 out of 18 patents)

8.  Horst Ranke (7 out of 10 patents)

9.  Uwe Reimpell (7 out of 10 patents)

10.  Volker Bauer (6 out of 25 patents)

11.  Klaus Hartig (6 out of 24 patents)

12.  Hanns-Peter Berges (6 out of 17 patents)

13.  Gunter Reich (6 out of 8 patents)

14.  Friedrich Stark (6 out of 8 patents)

15.  Wolf-Dieter Munz (6 out of 8 patents)


Core Competencies:
Vacuum Coating
Sputtering Cathode
Metal Recovery
Optical Elements
Induction Furnace
Gas Analyzer
Electron Beam Welding
Thin Films
Pressure Regulation
Coating Thickness
Metal Alloys
Photometer

180 patents:

1. 5098069 - Equipment and regulating means for recovering metal-carbide scrap by (1992-03-24),
2. 4933064 - Sputtering cathode based on the magnetron principle (1990-06-12),
3. 4919778 - Process for the production of curve glazing with a high transmittance in (1990-04-24),
4. 4919187 - Method for making additions to molten alloys and bodies molded from (1990-04-24),
5. 4915194 - Lubricating oil feed system (1990-04-10),
6. 4871434 - Process for equipment to coat tools for machining and forming techniques (1989-10-03),
7. 4843246 - Apparatus for detecting the position of incidence of a beam of charge (1989-06-27),
8. 4839904 - Apparatus for the melting of metals (1989-06-13),
9. 4838628 - Process and apparatus for production of an optical element (1989-06-13),
10. 4832496 - Method and apparatus for measuring the monocrystal diameter and the melt (1989-05-23),
11. 4832490 - Photometer (1989-05-23),
12. 4830876 - Process for producing contact strips on substrates, especially on glazing (1989-05-16),
13. 4828872 - Method and apparatus for the reactive vapor depositing of metal compounds (1989-05-09),
14. 4828391 - Test-glass changer (1989-05-09),
15. 4823263 - Apparatus for controlling the operation of tipping a melting crucible (1989-04-18),
Leybold-Heraeus GmbH, based in Cologne, Germany, specializes in vacuum coating technology, focusing on innovative solutions for various industrial applications. The company develops advanced systems for vacuum coating, including sputtering cathodes and induction furnaces, catering to sectors such as optics and electronics. Their expertise extends to metal recovery, gas analysis, and electron beam welding, emphasizing the creation of high-quality thin films and optical elements that meet the evolving demands of modern manufacturing.
Profile summary based on public USPTO records.

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USPTO Data Jan 1 1976 - Sep 29 2026

Leybold-Heraeus Gmbh
180 Patents

#4 in Cologne

#335 in Germany

#4,631 in the World

Cologne, DE
Cologne, Germany

Leybold-Heraeus Gmbh

Forward Citations = 2,016

222 inventors:

goldMedal Herbert Stephan (11 out of 15 patents)

silverMedal Hans Aichert (10 out of 16 patents)

bronzeMedal Walter Dietrich (9 out of 13 patents)

4.  Otto W Stenzel (9 out of 21 patents)

5.  Albert Feuerstein (9 out of 9 patents)

Please report any incorrect information to [email protected]
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