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For the Inventor, By the Inventor

Hanau, Germany

Ald Vacuum Technologies Gmbh


USPTO Granted Patents = 52

% Expired Patents = 5.8



Trademarks = 9

Forward Citations = 260

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82 inventors (with patents filed for the assignee):

goldMedal Henrik Franz (13 out of 13 patents)

silverMedal Sergejs Spitans (10 out of 10 patents)

bronzeMedal Harald Scholz (8 out of 14 patents)

4.  Matthias Blum (7 out of 13 patents)

5.  Franz Hugo (6 out of 26 patents)

6.  Alok Choudhury (6 out of 14 patents)

7.  Georg Jarczyk (5 out of 8 patents)

8.  Markus Holz (4 out of 4 patents)

9.  Bjoern Sehring (4 out of 4 patents)

10.  Volker Heuer (3 out of 3 patents)

11.  Klaus Löser (3 out of 4 patents)

12.  Ulrich Biebricher (3 out of 4 patents)

13.  Arno Niebling (3 out of 5 patents)

14.  Ivaylo Popov (3 out of 4 patents)

15.  Karl-Heinz Grosse (3 out of 6 patents)


Core Competencies:
Remelting Plant
Additive Manufacturing
Levitation Melting
Coating Methods
Induction Heating
Casting Process
Metal Powder Production
Electron Beam Power Regulation
Thermal Treatment
Alloy Production
Crucible Design
Precision Castings

52 patents:

1. 12729415 - Remelting plant for metals, and method for remelting metals (2026-09-08),
2. 12654194 - Method for changing a workpiece carrier device, workpiece carrier device and production plant for coating substrates (2026-06-16),
3. 12646631 - Device, system and method for detecting transport boats (2026-06-02),
4. 12589432 - Device and method for producing an investment casting component (2026-03-31),
5. 12343800 - Device and method for producing metal powder using an induction coil and an intermediate coil (2025-07-01),
6. 12343796 - Additive manufacturing system for powdery starting material and method for manufacturing a component (2025-07-01),
7. 12226833 - Device for atomizing a melt stream by means of a gas (2025-02-18),
8. 12202045 - Doctor blade unit for an additive manufacturing system having a pulverous starting material (2025-01-21),
9. 12078422 - Device, system and method for separating transport boats (2024-09-03),
10. 12048081 - EIGA coil having annular turns (2024-07-23),
11. 11952644 - Remelting plant and method for operating a remelting plant (2024-04-09),
12. 11919089 - Method and device for breaking up an electrically conductive liquid (2024-03-05),
13. 11795542 - Apparatus and method for coating workpieces (2023-10-24),
14. 11370020 - Levitation melting process (2022-06-28),
15. 11197351 - Levitation melting method using movable induction units (2021-12-07),
Ald Vacuum Technologies GmbH, based in Hanau, Germany, specializes in advanced metal processing technologies. The company focuses on developing and manufacturing innovative solutions in areas such as remelting plants, additive manufacturing, and levitation melting. Their expertise extends to coating methods, induction heating, and casting processes, as well as the production of metal powders. Ald Vacuum Technologies is recognized for its commitment to enhancing efficiency and quality in metal processing applications, serving a diverse range of industries globally.
Profile summary based on public USPTO records.

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USPTO Data Jan 1 1976 - Sep 29 2026

Ald Vacuum Technologies Gmbh
52 Patents

#12 in Hanau

#1,018 in Germany

#13,537 in the World

Hanau, DE
Hanau, Germany

Ald Vacuum Technologies Gmbh

Forward Citations = 260

82 inventors:

goldMedal Henrik Franz (13 out of 13 patents)

silverMedal Sergejs Spitans (10 out of 10 patents)

bronzeMedal Harald Scholz (8 out of 14 patents)

4.  Matthias Blum (7 out of 13 patents)

5.  Franz Hugo (6 out of 26 patents)

Please report any incorrect information to [email protected]
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