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Baden, Switzerland

Bbc Brown Boveri Ag

USPTO Granted Patents = 134

Forward Citations = 1,442

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168 inventors (with patents filed for the assignee):

Jakob J Keller (9 out of 44 patents)

Jan Voboril (8 out of 13 patents)

Peter Roggwiller (6 out of 17 patents)

4. Horst Gruning (5 out of 23 patents)

5. Thomas Sattelmayer (5 out of 34 patents)

6. Michael Hirth (5 out of 10 patents)

7. Fritz W Spinnler (5 out of 25 patents)

8. Martin Maschek (5 out of 11 patents)

9. Georg Mastner (5 out of 13 patents)

10. Andreas Mayer (4 out of 22 patents)

11. Jiri Dlouhy (4 out of 5 patents)

12. Thomas Vlasak (4 out of 9 patents)

13. Walter Braun (4 out of 9 patents)

14. Dacfey Dzung (3 out of 21 patents)

15. Cornel Fuglistaller (3 out of 5 patents)

Core Competencies:

High-Power Radiator

Gate Turn-Off Thyristor

Semiconductor Components

Multi-Cylinder Steam Turbine

Composite Superconductor

Fiber-Optic Voltage Sensor

Induction Machine

Ozone Generator

Rotary Spiral Piston

Contactless Centrifugal Seal

Digital Measuring Instrument

Gas-Cooled Electric Machine

134 patents: Sort by Forward Citations

1. 5173638 - High-power radiator (1992-12-22),

2. 5153695 - Semiconductor gate-controlled high-power capability bipolar device (1992-10-06),

3. 5093693 - PN-junction with guard ring (1992-03-03),

4. 5093103 - Process for separating off poisonous volatile chemical compounds from a (1992-03-03),

5. 5081050 - Method of making a gate turn-off thyristor using a simultaneous (1992-01-14),

6. 5078571 - Multi-cylinder steam turbine (1992-01-07),

7. 5057440 - Manufacturing gate turn-off thyristor having the cathode produced in two (1991-10-15),

8. 5053854 - Semiconductor components (1991-10-01),

9. 5034899 - Software tool for automatically generating a functional-diagram graphic (1991-07-23),

10. 5003368 - Turn-off thyristor (1991-03-26),

11. 4997348 - Spiral rotary piston displacement machine with advanced inlet sealing (1991-03-05),

12. 4983574 - Composite superconductor (1991-01-08),

13. 4977438 - Turn-off semiconductor component and use thereof (1990-12-11),

14. 4973806 - Compressed-air breaker (1990-11-27),

15. 4972249 - Semiconductor component increasing the breakdown voltage (1990-11-20),

BBC Brown Boveri AG is a former electrical engineering company that merged with ASEA AB to form ABB Group. It operated from 1891 until 1988 and was a pioneer in the power and automation technologies. Today, ABB Group is a multinational corporation specializing in robotics, power, and industrial automation solutions.

This text is generated by artificial intelligence and may not be accurate.

Company Badge

USPTO Data Jan 1 1976 - Dec 23 2025

134 Patents

#10 in Baden

#127 in Switzerland

#5,845 in the World

Baden, Switzerland

Bbc Brown Boveri Ag

Forward Citations = 1,442

168 inventors:

Jakob J Keller (9 out of 44 patents)

Jan Voboril (8 out of 13 patents)

Peter Roggwiller (6 out of 17 patents)

4. Horst Gruning (5 out of 23 patents)

5. Thomas Sattelmayer (5 out of 34 patents)

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