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For the Inventor, By the Inventor

Solingen, Germany

Zweibruder Optoelectronics Gmbh

Calculating rank
USPTO Granted Patents = 43

% Expired Patents = 11.6


Trademarks = 2

Forward Citations = 663

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4 inventors (with patents filed for the assignee):

goldMedal Rainer Opolka (37 out of 61 patents)

silverMedal Harald Opolka (5 out of 7 patents)

bronzeMedal Andre Kunzendorf (2 out of 37 patents)

4.  Andreas Timinger (1 out of 2 patents)


Core Competencies:
LED Illumination
Flashlight
Lamp
Multitool
Battery Cartridge
Reflector Lamp
Underwater Torch
Display Stand
Keychain Flashlight
Flexible-Shaft Lamp
Image-Casting LED
Head Lamp

43 patents:

1. RE43072 - Spotlight (2012-01-09),
2. 7852181 - Package or support for an electrical device (2010-12-14),
3. 7850332 - Battery cartridge for flashlight (2010-12-14),
4. 7658520 - Vehicle flashlight with charger (2010-02-09),
5. D603240 - Multitool with built-in flashlight (2009-11-03),
6. D603239 - Multitool with built-in flashlight (2009-11-03),
7. D596423 - Display stand (2009-07-21),
8. D583087 - Flashlight (2008-12-16),
9. 7465060 - Packaging or support for a lamp (2008-12-16),
10. D582592 - Flashlight (2008-12-09),
11. 7461960 - LED illumination module (2008-12-09),
12. D571489 - Spotlight (2008-06-17),
13. D567044 - Scissors (2008-04-22),
14. D566883 - Humanoid lamp (2008-04-15),
15. D565782 - Lamp (2008-04-01),
Company Overview
Zweibruder Optoelectronics GmbH, based in Solingen, Germany, specializes in the development and manufacturing of advanced LED illumination solutions. The company focuses on a diverse range of products, including multitool flashlights, vehicle flashlights, keychain flashlights, and specialized lamps such as humanoid and underwater torch lamps. With a commitment to innovation, Zweibruder integrates cutting-edge technology into its reflector and flexible-shaft lamps, catering to both consumer and professional markets.
Profile summary synthesized from public USPTO records and patent filings.

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USPTO Data Jan 1 1976 - Oct 27 2026

43 Patents

#7 in Solingen

#1,203 in Germany

#16,056 in the World

Solingen, DE
Solingen, Germany

Zweibruder Optoelectronics Gmbh

Forward Citations = 663

4 inventors:

goldMedal Rainer Opolka (37 out of 61 patents)

silverMedal Harald Opolka (5 out of 7 patents)

bronzeMedal Andre Kunzendorf (2 out of 37 patents)

4.  Andreas Timinger (1 out of 2 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Zweibruder Optoelectronics Gmbh. Retrieved from https://idiyas.com/company/zweibruder-optoelectronics

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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