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For the Inventor, By the Inventor

Heiligenhaus, Germany

Dipl.-Ing. H. Horstmann Gmbh

Calculating rank
USPTO Granted Patents = 14

% Expired Patents = 14.3

Forward Citations = 145

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8 inventors (with patents filed for the assignee):

goldMedal Hendrik Horstmann (10 out of 10 patents)

silverMedal Erwin Burkhardt (1 out of 1 patent)

bronzeMedal Meinolf Gerick (1 out of 1 patent)

4.  Matthias Ciupka (1 out of 1 patent)

5.  James Wagner Larsen (1 out of 7 patents)

6.  Arthur C Westrom (1 out of 8 patents)

7.  Johannes Mies (1 out of 1 patent)

8.  Werner Huppertz (1 out of 1 patent)


14 patents:

1. 11231131 - System for monitoring overhead lines (2022-01-25),
2. 8054191 - Optical signaling device for electrical monitoring devices (2011-11-08),
3. 7663459 - Short-circuit indicator for electrical lines for power distribution (2010-02-16),
4. D578478 - Fiber optic cable (2008-10-14),
5. D446136 - Overhead faulted circuit indicator (2001-08-08),
6. D427921 - Rate adjustable faulted circuit indicator (2000-07-11),
7. 5801526 - Rate adjustable faulted circuit indicator module (1998-09-01),
8. 5754383 - Faulted circuit indicatior with variable load levelling circuit (1998-05-19),
9. 5748095 - Mini faulted circuit indicator unit (1998-05-05),
10. D386098 - Mini faulted circuit indicator (1997-11-11),
11. 5600248 - Fault distance locator for underground cable circuits (1997-02-04),
12. 5483215 - Current transformer for lines (1996-01-09),
13. 5168414 - Faulted circuit indicator (1992-12-01),
14. 4251844 - Fault indicator case and mount (1981-02-17),
Company Overview
Dipl.-Ing. H. Horstmann GmbH, based in Heiligenhaus, Germany, specializes in the development and manufacturing of high-quality electronic components and systems. The company focuses on innovative solutions for various industries, including automotive and industrial automation. With a commitment to precision engineering and advanced technology, Horstmann GmbH aims to deliver reliable products that meet the evolving needs of its clients, enhancing efficiency and performance across applications.
Profile summary synthesized from public USPTO records and patent filings.

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USPTO Data Jan 1 1976 - Oct 27 2026

14 Patents

#4 in Heiligenhaus

#2,911 in Germany

#42,312 in the World

Heiligenhaus, DE
Heiligenhaus, Germany

Dipl.-Ing. H. Horstmann Gmbh

Forward Citations = 145

8 inventors:

goldMedal Hendrik Horstmann (10 out of 10 patents)

silverMedal Erwin Burkhardt (1 out of 1 patent)

bronzeMedal Meinolf Gerick (1 out of 1 patent)

4.  Matthias Ciupka (1 out of 1 patent)

5.  James Wagner Larsen (1 out of 7 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Dipl.-Ing. H. Horstmann Gmbh. Retrieved from https://idiyas.com/company/dipl-ing-h-horstmann

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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