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For the Inventor, By the Inventor

Gremsdorf, Germany

Imo Holding Gmbh


USPTO Granted Patents = 27

% Expired Patents = 14.8


Trademarks = 1

Forward Citations = 75

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13 inventors (with patents filed for the assignee):

goldMedal Hubertus Frank (21 out of 24 patents)

silverMedal Erich Russ (8 out of 9 patents)

bronzeMedal Werner Schröppel (4 out of 4 patents)

4.  Georg Hofmann (2 out of 3 patents)

5.  Hermann Willaczek (2 out of 2 patents)

6.  Volker Dietz (2 out of 4 patents)

7.  Richard Nief (1 out of 1 patent)

8.  Konrad Büttel (1 out of 1 patent)

9.  Stefan Sadel (1 out of 1 patent)

10.  Johannes Dennerlein (1 out of 1 patent)

11.  Henrik Albertsen (1 out of 1 patent)

12.  Lothar Seifert (1 out of 1 patent)

13.  Oliver Gold (1 out of 1 patent)

14.  Uwe Klinner (0 patent)

15.  Wolfgang Schnapp (0 patent)


Core Competencies:
Wind Turbine
Bearing Arrangement
Rotor Shaft
Energy System
Corrosion Protection
Rolling Bearing
Blade Bearing
Nacelle Bearing
Rotational Energy
Drive Mechanism
Underwater Joint
Planetary Gear Set

27 patents:

1. 11506185 - Main bearing unit for the rotor shaft of a wind turbine, and wind turbine (2022-11-22),
2. 11137024 - Angular contact roller bearing (2021-10-05),
3. 10738829 - Wire race bearing (2020-08-11),
4. 10480487 - Hub of a wind turbine (2019-11-19),
5. 10072703 - Bearing arrangement comprising a corrosion protection device (2018-09-11),
6. 9921289 - Tracking device comprising a receiving structure which can be adjusted about at least one axis, for mounting at least one element that is sensitive to electromagnetic waves and has a preferential radiation direction (2018-03-20),
7. 9909567 - Arrangement for mounting counter-rotatable parts of an energy system (2018-03-06),
8. 9879656 - Roller bearing arrangement for mounting parts of a wind power plant and a wind power plant having a blade bearing designed in such a manner (2018-01-30),
9. 9793777 - Rotor bearing for an electrical machine (2017-10-17),
10. 9793776 - Drive mechanism for rotatably coupling a system part or a machine part (2017-10-17),
11. 9739263 - Wind power plant (2017-08-22),
12. 9523353 - Blade bearing or nacelle bearing of a wind turbine (2016-12-20),
13. 9482206 - Rolling bearing arrangement (2016-11-01),
14. 9422923 - Rotor bearing for a wind power generating plant (2016-08-23),
15. 9388796 - Assembly for extracting the rotational energy from the rotor hub of the wind turbine of a wind turbine system (2016-07-12),
Company Overview
Imo Holding GmbH, based in Gremsdorf, Germany, specializes in the development and manufacturing of high-quality components and systems for various industrial applications. The company focuses on innovative solutions in the fields of mechanical engineering and automation technology, catering to a diverse range of sectors. With a commitment to precision and reliability, Imo Holding GmbH plays a significant role in enhancing operational efficiencies and advancing technological capabilities in its industry.
Profile summary synthesized from public USPTO records and patent filings.

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USPTO Data Jan 1 1976 - Oct 13 2026

27 Patents

#1 in Gremsdorf

#1,739 in Germany

#24,012 in the World

Gremsdorf, DE
Gremsdorf, Germany

Imo Holding Gmbh

Forward Citations = 75

13 inventors:

goldMedal Hubertus Frank (21 out of 24 patents)

silverMedal Erich Russ (8 out of 9 patents)

bronzeMedal Werner Schröppel (4 out of 4 patents)

4.  Georg Hofmann (2 out of 3 patents)

5.  Hermann Willaczek (2 out of 2 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Imo Holding Gmbh. Retrieved from https://idiyas.com/company/imo-holding

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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