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For the Inventor, By the Inventor

Hanover, Germany

Nass Magnet Gmbh


USPTO Granted Patents = 12

% Expired Patents = 8.3


Trademarks = 2

Forward Citations = 80

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30 inventors (with patents filed for the assignee):

goldMedal Ralf Hiddessen (5 out of 6 patents)

silverMedal Werner M Leuschner (4 out of 4 patents)

bronzeMedal Frank Rieck (3 out of 4 patents)

4.  Horst Grove (3 out of 3 patents)

5.  Roy Diers (2 out of 2 patents)

6.  Robert Bast (2 out of 2 patents)

7.  Carsten Fritz (2 out of 2 patents)

8.  Jan-Peter Ossenbrugge (2 out of 2 patents)

9.  Jan-Peter Ossenbruegge (2 out of 2 patents)

10.  Franz Rieck (2 out of 2 patents)

11.  Stefan Knoke (1 out of 5 patents)

12.  Thomas Groerzinger (1 out of 1 patent)

13.  Patrick Oelkers (1 out of 1 patent)

14.  Thomas Groetzinger (1 out of 2 patents)

15.  Holger Last (1 out of 1 patent)


12 patents:

1. 12078258 - Pneumatic valve apparatus for a compressed air device, and transmission-control or clutch system comprising the pneumatic valve apparatus (2024-09-03),
2. 8487171 - Foot machine for a bass drum of a drum kit (2013-07-16),
3. 7750786 - Electromagnetic coil (2010-07-06),
4. 7234681 - Solenoid valve (2007-06-26),
5. 6700232 - Solenoid valve having a clapper armature with yoke pins at the end, remote from the sealing element (2004-03-02),
6. 6257548 - Valve construction (2001-07-10),
7. 6233814 - Method of producing an electromagnetic coil (2001-05-22),
8. 6133815 - Solenoid Valve (2000-10-17),
9. 6125877 - Valve (2000-10-03),
10. 6047945 - Electromagnetic valve construction (2000-04-11),
11. 5983941 - Multiple-way valve (1999-11-16),
12. 5509766 - Fastening apparatus (1996-04-23),
Company Overview
Nass Magnet GmbH, based in Hanover, Germany, specializes in the development and manufacturing of high-performance magnetic systems and components. The company focuses on innovative solutions for various applications, including industrial automation, automotive engineering, and medical technology. With a commitment to quality and precision, Nass Magnet GmbH leverages advanced research in magnetics to deliver products that meet the evolving needs of its clients across diverse sectors.
Profile summary synthesized from public USPTO records and patent filings.

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USPTO Data Jan 1 1976 - Oct 13 2026

12 Patents

#51 in Hanover

#3,299 in Germany

#48,163 in the World

Hanover, DE
Hanover, Germany

Nass Magnet Gmbh

Forward Citations = 80

30 inventors:

goldMedal Ralf Hiddessen (5 out of 6 patents)

silverMedal Werner M Leuschner (4 out of 4 patents)

bronzeMedal Frank Rieck (3 out of 4 patents)

4.  Horst Grove (3 out of 3 patents)

5.  Roy Diers (2 out of 2 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Nass Magnet Gmbh. Retrieved from https://idiyas.com/company/nass-magnet

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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