% Expired Patents = 42.9

EPO Patents = 6

Forward Citations = 3

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8 inventors (with patents filed for the assignee):

Manuel Kronpass (3 out of 3 patents)

Ralf Bosch (2 out of 3 patents)

Bernd Wykydal (2 out of 2 patents)

4. Wolfgang Wiest (1 out of 2 patents)

5. Harald Albrecht (1 out of 1 patent)

6. Martin Rehbein (1 out of 1 patent)

7. Edgar Weisshaupt (1 out of 1 patent)

8. Edgar WEIßHAUPT (0 patent)

7 patents: Sort by Forward Citations

1. 12631174 - Electrohydraulic drive system (2026-05-19),

2. 11725639 - Swash plate-type axial, piston pump (2023-08-15),

3. 10527029 - Axial piston pump (2020-01-07),

4. 9920778 - Valve for the temperature-dependent control of at least one hydraulic load (2018-03-20),

5. 9849482 - Hydraulic pump and piston for such a hydraulic pump (2017-12-26),

6. 9782795 - Method for coating a pump component (2017-10-10),

7. 9664184 - Axial piston pump having a swash-plate type construction (2017-05-30),

Hydac Drive Center GmbH is a leading provider of drive and control technology solutions. With a wide range of products and services, including hydraulic components, control systems, and drive modules, Hydac Drive Center meets the needs of customers in various industries. The company's expertise and advanced technology make them a reliable partner for innovative and efficient drive solutions.

Profile summary based on public USPTO records.

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USPTO Data Jan 1 1976 - Sep 29 2026

7 Patents

#1 in Langenau

#4,855 in Germany

Langenau, Germany

Hydac Drive Center Gmbh