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Zurich, Switzerland

Contraves Ag

USPTO Granted Patents = 91

Forward Citations = 1,282

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83 inventors (with patents filed for the assignee):

Rudolf Heller (12 out of 17 patents)

Georg Zemp (5 out of 5 patents)

Klaus Arndt (5 out of 5 patents)

4. Markus Feier (5 out of 5 patents)

5. Raymond Frey (4 out of 9 patents)

6. Hermann Gahwiler (4 out of 4 patents)

7. Andre Ruegg (4 out of 4 patents)

8. Donald P Stait (4 out of 4 patents)

9. Adrian Lorenz (3 out of 4 patents)

10. Saverio Sanvido (3 out of 5 patents)

11. Hansjorg Schlaepfer (3 out of 3 patents)

12. Walter Eicher (3 out of 3 patents)

13. Hans Wermelinger (3 out of 3 patents)

14. Gianni Berner (2 out of 2 patents)

15. Ghert Meier (2 out of 2 patents)

Core Competencies:

Optical Observation

Target Tracking

Radar Reflector

Electronic Circuit

Surgical Chair

Dosing Apparatus

Temperature Regulation

Particle Analysis

Video Camera

Multi-Position Switch

Injection Syringe

Hydraulic System

91 patents: Sort by Forward Citations

1. 4998209 - Automatic focusing control of a video camera for industrial and military (1991-03-05),

2. 4975765 - Highly integrated circuit and method for the production thereof (1990-12-04),

3. 4967313 - Electronic circuit and method of production thereof (1990-10-30),

4. 4953443 - Device for the alignment of an aiming axis body at a target position (1990-09-04),

5. 4939325 - Push-button multi-position switch (1990-07-03),

6. 4933884 - Method of and apparatus for determining threshold values for the (1990-06-12),

7. 4919036 - Arresting apparatus for fixation of an adjusted position (1990-04-24),

8. 4894499 - Electric push-button switch (1990-01-16),

9. 4865084 - Tape wheel for weft thread insertion at a weaving machine (1989-09-12),

10. 4793525 - Apparatus for the dosing of a pulverulent solid material (1988-12-27),

11. 4787535 - Apparatus for the dosed delivery of a granular solid material (1988-11-29),

12. 4783413 - Apparatus for supplying a medium to a reaction chamber (1988-11-08),

13. 4780719 - Method of, and apparatus for, area and air space surveillance (1988-10-25),

14. 4760397 - Target tracking system (1988-07-26),

15. 4755819 - Reflector antenna and method of fabrication (1988-07-05),

Company Overview

Contraves Ag, based in Zurich, Switzerland, specializes in the development and manufacturing of advanced optical systems. The company focuses on a range of core technologies including optical observation and target tracking, which are essential for various applications in defense and surveillance. Additionally, Contraves Ag is involved in the design of electronic circuits, surgical chairs, dosing apparatus, and temperature regulation systems, showcasing its diverse expertise in both medical and industrial sectors. Their innovations also extend to particle analysis, contributing to advancements in scientific research and technology.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 20 2026

91 Patents

#12 in Zurich

#177 in Switzerland

#8,453 in the World

Zurich, Switzerland

Contraves Ag

Forward Citations = 1,282

83 inventors:

Rudolf Heller (12 out of 17 patents)

Georg Zemp (5 out of 5 patents)

Klaus Arndt (5 out of 5 patents)

4. Markus Feier (5 out of 5 patents)

5. Raymond Frey (4 out of 9 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Contraves Ag. Retrieved from https://idiyas.com/company/contraves-ag

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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