ANT NACHRICHTENTECH has a total of 2,098 patent applications. Its first patent ever was published in 1966. It filed its patents most often in Germany, EPO (European Patent Office) and United States. Its main competitors in its focus markets telecommunications, digital networks and audio-visual technology are AEG TELEFUNKEN NACHRICHTEN, NIPPON TELEGRAPH & TELEPHONE and TRT TELECOM RADIO ELECTR.
# | Country | Total Patents | |
---|---|---|---|
#1 | Germany | 997 | |
#2 | EPO (European Patent Office) | 486 | |
#3 | United States | 148 | |
#4 | Canada | 138 | |
#5 | Japan | 59 | |
#6 | Denmark | 48 | |
#7 | WIPO (World Intellectual Property Organization) | 46 | |
#8 | Norway | 24 | |
#9 | France | 23 | |
#10 | Switzerland | 21 | |
#11 | Austria | 20 | |
#12 | Brazil | 13 | |
#13 | Ireland | 12 | |
#14 | Netherlands | 9 | |
#15 | Sweden | 9 | |
#16 | Finland | 8 | |
#17 | United Kingdom | 8 | |
#18 | Australia | 6 | |
#19 | Italy | 6 | |
#20 | Portugal | 5 | |
#21 | German Democratic Republic | 3 | |
#22 | Spain | 3 | |
#23 | Hungary | 3 | |
#24 | China | 2 | |
#25 | Israel | 1 |
# | Industry | |
---|---|---|
#1 | Telecommunications | |
#2 | Digital networks | |
#3 | Audio-visual technology | |
#4 | Optics | |
#5 | Basic communication technologies | |
#6 | Electrical machinery and energy |
# | Technology | |
---|---|---|
#1 | Digital information transmission | |
#2 | Waveguides | |
#3 | Transmission | |
#4 | Optical systems | |
#5 | Television | |
#6 | Multiplex communication | |
#7 | Resonators | |
#8 | AC and DC conversion devices | |
#9 | Selecting | |
#10 | Casings and printed circuits |
# | Name | Total Patents |
---|---|---|
#1 | Goeckler Heinz | 44 |
#2 | Kuke Albrecht Dr | 29 |
#3 | Ohms Franz | 29 |
#4 | Gruensch Eckhardt | 27 |
#5 | Ohms Franz Dipl Ing | 24 |
#6 | Goeckler Heinz Dipl Ing | 24 |
#7 | Sperlich Josef | 22 |
#8 | Sperlich Josef Dipl-Ing | 22 |
#9 | Moerz Guenter | 22 |
#10 | Goeckler Heinz Dr Ing | 22 |
Publication | Filing date | Title |
---|---|---|
DE19500324C1 | Antenna reflector for use in measuring liquid level in vessel | |
DE4445986C1 | Frequency detector for carrier frequency synchronization | |
DE4444870C1 | Demodulator for complex-valued vestigial sideband signal | |
WO9519667A1 | Optical data transmission system with transmitter, receiver and a reception filter | |
DE4444142C1 | Automatic tariff system for road traffic | |
EP0660552A2 | Add-drop multiplexer for transposition and processing of frequency multiplex signals. | |
EP0656703A1 | Method for generating FDM signals | |
DE4441073C1 | Microstrip to waveguide transition piece | |
DE4440935A1 | Optical transmitting and receiving device | |
DE4440976A1 | Optical transmitter and receiver with a surface emitting laser | |
DE4440510A1 | Digital sinusoidal signal generating method | |
DE4439281C1 | Digital data transmission method | |
DE4438388A1 | Self-oscillating transformer-type DC=DC converter | |
DE4438387A1 | Switched power regulator with electrical isolation | |
DE4437158C1 | De / multiplexer of frequency bands | |
DE4437157C1 | Improving signal=to=noise ratio in digital signal processing | |
DE4436564C1 | Demodulator for 2-dimensional digitally modulated signals | |
EP0707361A1 | Optical fibre amplifier | |
DE4436642A1 | Telecommunications network | |
DE4434803C1 | Serial bit stream sampling method for high speed data transmission equipment |