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Cologne, DE
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Patents Grants
last 30 patents
Information
Patent Grant
Coupling arrangement for optical waveguides and method of manufactu...
Patent number
4,515,433
Issue date
May 7, 1985
Felten & Guilleaume Carlswerk Aktiengesellschaft
Bernhard Schmidt
G02 - OPTICS
Information
Patent Grant
Telephone cable
Patent number
4,432,196
Issue date
Feb 21, 1984
Felten & Guilleaume Carlswerk Aktiengesellschaft
H.-Joachim Schmitz
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Coupling arrangement for optical waveguides
Patent number
4,422,717
Issue date
Dec 27, 1983
Felten & Guilleaume Carlswerk Aktiengesellschaft
Bernhard Schmidt
G02 - OPTICS
Information
Patent Grant
Arrangement for alignedly coupling two coated light-conductive fibers
Patent number
4,392,713
Issue date
Jul 12, 1983
Felten & Guilleaume Carlswerk AG
Hans Piter
G02 - OPTICS
Information
Patent Grant
Fiber-reinforced drive shaft
Patent number
4,380,443
Issue date
Apr 19, 1983
Felten & Guilleaume Carlswerk Aktiengesellschaft
Helmut Federmann
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information
Patent Grant
Coupling device for terminals having light-conductive filaments
Patent number
4,368,949
Issue date
Jan 18, 1983
Felten & Guilleaume Carlswerk AG
Bernhard Schmidt
G02 - OPTICS
Information
Patent Grant
Fiber-reinforced driveshaft
Patent number
4,358,284
Issue date
Nov 9, 1982
Felten & Guilleaume Carlswerk AG
Helmut Federmann
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Method of and apparatus for producing electrical conductor wire
Patent number
4,342,794
Issue date
Aug 3, 1982
Felten & Guilleaume Carlswerk AG
Wolfgang Volker
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Apparatus for coating wires with insulator
Patent number
4,337,725
Issue date
Jul 6, 1982
Felten & Guilleaume Carlswerk Aktiengesellschaft
Wolfgang Voelker
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Process for coating wire with insulation
Patent number
4,329,377
Issue date
May 11, 1982
Felten & Guilleaume Carlswerk Aktiengesellschaft
Wolfgang Voelker
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Method of and a device for balancing a changing load of a strip rol...
Patent number
4,294,064
Issue date
Oct 13, 1981
Felten & Guilleaume Carlswerk
Gunther Schmitz
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Method and arrangement for measuring the attenuation-versus-frequen...
Patent number
4,259,631
Issue date
Mar 31, 1981
Felten & Guilleaume Carlswerk AG
Klaus Volkmann
G01 - MEASURING TESTING
Information
Patent Grant
Arrangement for alignedly coupling two coated light-conductive fibers
Patent number
4,223,979
Issue date
Sep 23, 1980
Felten & Guilleaume Carlswerk AG
Hans Piter
G02 - OPTICS
Information
Patent Grant
Apparatus for treating optical fibers by spark erosion
Patent number
4,203,028
Issue date
May 13, 1980
Felten & Guilleaume Carlswerk AG
Joachim Brumann
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Submersible cable for fish-repelling installation
Patent number
4,197,423
Issue date
Apr 8, 1980
Felten & Guilleaume Carlswerk Aktiengesellschaft
Hubert Fusen
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Multi-section internally cooled high-voltage high-energy cable and...
Patent number
4,166,920
Issue date
Sep 4, 1979
Felten & Guilleaume Carlswerk Aktiengesellschaft
Jurgen Friedrich
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Method of molding insulating disks on coaxial-cable wire
Patent number
4,141,952
Issue date
Feb 27, 1979
Felten & Guilleaume Carlswerk AG
Dieter Braun
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Apparatus for molding insulating disks on coaxial-cable wire
Patent number
4,133,622
Issue date
Jan 9, 1979
Felten & Guilleaume Carlswerk AG
Dieter Braun
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Open-air or overhead transmission cable of high tensile strength
Patent number
4,097,686
Issue date
Jun 27, 1978
Felten & Guilleaume Carlswerk Aktiengesellschaft
Jurgen Gladenbeck
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Three-phase cable system with compensation of longitudinal voltages...
Patent number
4,086,425
Issue date
Apr 25, 1978
Felten & Guilleaume Carlswerk AG
Heinrich Brakelmann
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Very-high-power-transmission cable system
Patent number
4,057,737
Issue date
Nov 8, 1977
Felten & Guilleaume Carlswerk AG
Werner Rasquin
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Method of manufacturing internally cooled high-energy cable
Patent number
4,043,031
Issue date
Aug 23, 1977
Felten & Guilleaume Carlswerk AG
Jurgen Friedrich
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Method of making connector for light-conductive fibers
Patent number
4,043,026
Issue date
Aug 23, 1977
Felten & Guilleaume Carlswerk AG
Wolfgang Weidhaas
G02 - OPTICS
Information
Patent Grant
Method and arrangement for measuring and evaluating temperatures in...
Patent number
4,044,238
Issue date
Aug 23, 1977
Felten & Guilleaume Carlswerk AG
Hans Heinrich Emschermann
G05 - CONTROLLING REGULATING
Information
Patent Grant
High-strength rope
Patent number
4,022,010
Issue date
May 10, 1977
Felten & Guilleaume Carlswerk AG
Jurgen Gladenbeck
D07 - ROPES CABLES OTHER THAN ELECTRIC
Information
Patent Grant
Circuit for increasing the impedance of a winding wound around two...
Patent number
3,993,937
Issue date
Nov 23, 1976
Felten & Guilleaume Carlswerk AG
Bruno Fuhrmann
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Internally cooled high-energy cable and a method of manufacturing same
Patent number
3,989,884
Issue date
Nov 2, 1976
Felten & Guilleaume Carlswerk AG
Jurgen Friedrich
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Transmission line-communications equipment coupling unit having sho...
Patent number
3,950,676
Issue date
Apr 13, 1976
Felten & Guilleaume Carlswerk Aktiengesellschaft
Karl Friedrich Dornseifer
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Reel for elongated convolutable objects
Patent number
3,948,458
Issue date
Apr 6, 1976
Felten & Guilleaume Carlswerk Aktiengesellschaft
Christian Beck
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Patents Applications
last 30 patents
Trademark
last 30 trademarks
Information
Trademark
73030553 - F & G
Serial number
73030553
Registration number
1031986
Filing date
Aug 27, 1974
FELTEN & GUILLEAUME CARLSWERK AKTIENGESELLSCHAFT
6 - Common metals and their alloys