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For the Inventor, By the Inventor

Straubenhardt, Germany

Schroff Gmbh


USPTO Granted Patents = 59

% Expired Patents = 13.6


Trademarks = 15

Forward Citations = 967

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44 inventors (with patents filed for the assignee):

goldMedal Michael Joist (26 out of 29 patents)

silverMedal Paul Mazura (21 out of 27 patents)

bronzeMedal Hans-Ulrich Gunther (13 out of 13 patents)

4.  Hans M Schwenk (10 out of 12 patents)

5.  Volker Haag (9 out of 9 patents)

6.  Hans-Martin Schwenk (9 out of 10 patents)

7.  Klaus-Michael Thalau (8 out of 8 patents)

8.  Klaus Pfeifer (8 out of 8 patents)

9.  Uwe Rieger (6 out of 6 patents)

10.  Klaus Kern (5 out of 6 patents)

11.  Udo Weiss (5 out of 5 patents)

12.  Heinz Kempf (4 out of 4 patents)

13.  Johann Stein (3 out of 3 patents)

14.  Paul Rutherford (2 out of 4 patents)

15.  Rainer Weber (2 out of 3 patents)


Core Competencies:
Plug-In Modules
Electronic Housing
Circuit Boards
Component Carrier
Equipment Cabinet
Ventilated Housing
High Frequency Shielding
Electrical Components
Insertion Devices
Modular Units
Fastening Devices
Testing Procedures

59 patents:

1. 7983053 - Electronic plug-in module for accommodation in a module rack (2011-07-19),
2. 7944693 - Housing for holding electronic plug-in assemblies (2011-05-17),
3. 7672139 - Shelf for electronic plug-in devices (2010-03-02),
4. 7473855 - HF sealing strips (2009-01-06),
5. 7455539 - Circuit board with lever-latch handle (2008-11-25),
6. 7284997 - Plug-in module for a module frame (2007-10-23),
7. 6916190 - Plug-in module for plugging in and/or pulling out of a module rack (2005-07-12),
8. 6915562 - Device for the insertion and extraction of a plug-in module (2005-07-12),
9. 6865092 - Front part for electronic plug-in modules (2005-03-08),
10. 6686748 - Procedure arrangement and sensor for testing of the H-F tightness of the junction between two adjacent parts (2004-02-03),
11. 6447082 - Subrack (2002-09-10),
12. 6415091 - Guide and support element (2002-07-02),
13. 6309296 - Ventilated housing (2001-10-30),
14. 6246585 - Card-holding/locking device for the securing/latching of a printed circuit card/board (2001-06-12),
15. 6238025 - Assembly carrier (2001-05-29),
Company Overview
Schroff GmbH, based in Straubenhardt, Germany, specializes in the development and manufacturing of electronic components tailored for various applications. The company focuses on innovative solutions such as plug-in modules, electronic housings, and circuit boards, ensuring high performance and reliability. Schroff also offers advanced equipment cabinets and ventilated housings, designed to meet the demands of high-frequency shielding and electrical component integration. Their expertise supports industries requiring robust electronic infrastructure and efficient thermal management.
Profile summary synthesized from public USPTO records and patent filings.

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USPTO Data Jan 1 1976 - Oct 13 2026

Schroff Gmbh USPTO Patent Assignee Logo
59 Patents

#1 in Straubenhardt

#933 in Germany

#12,232 in the World

Straubenhardt, DE
Straubenhardt, Germany

Schroff Gmbh

Forward Citations = 967

44 inventors:

goldMedal Michael Joist (26 out of 29 patents)

silverMedal Paul Mazura (21 out of 27 patents)

bronzeMedal Hans-Ulrich Gunther (13 out of 13 patents)

4.  Hans M Schwenk (10 out of 12 patents)

5.  Volker Haag (9 out of 9 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Schroff Gmbh. Retrieved from https://idiyas.com/company/schroff

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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