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Patents Grants
last 30 patents
Information
Patent Grant
Pressurized gas-insulated three-phase encapsulated high-voltage cir...
Patent number
4,769,740
Issue date
Sep 6, 1988
BBC Aktiengesellschaft, Brown, Boverie & Cie
Wolfgang Wagenbach
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Method and apparatus for transmitting binary data signals by freque...
Patent number
4,724,534
Issue date
Feb 9, 1988
BBC Aktiengesellschaft, Brown, Boverie & Cie
Jorge Guzman-Edery
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Switch drive
Patent number
4,654,492
Issue date
Mar 31, 1987
BBC Aktiengesellschaft Brown, Boverie & Cie
Gerhard Koerner
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Gas dynamic wave machine
Patent number
4,206,607
Issue date
Jun 10, 1980
BBC Aktiengesellschaft
Hansjorg Heberle
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Nuclear reactor plant with closed gas coolant circuit
Patent number
4,183,784
Issue date
Jan 15, 1980
Hochtemperatur-Reaktorbau GmbH
Dirk Haferkamp
G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
Information
Patent Grant
Driving circuit for a matrix-addressed liquid crystal display device
Patent number
4,082,430
Issue date
Apr 4, 1978
BBC Aktiengesellschaft Brown, Boveri & Company, Ltd.
Peter U. Schulthess
G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Patents Applications
last 30 patents
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last 30 trademarks