Nippon Telegraph and Telephone Corporation

Japan

 
Total IP 15,437
Total IP incl. subs 16,011 (+ 778 for subs)
Total IP Rank # 52
IP Activity Score 4.7/5.0    18,056
IP Activity Rank # 21
IP AS incl. subs 4.6/5.0    18,456
Stock Symbol
ISIN JP3735400008
Market Cap. 12061302144480.0  (JPY)
Industry Telecom Services
Sector Communication Services

Patents

Trademarks

5,562 0
166 0
9,709 0
0
 
Last Patent 2024 - Information processing apparatus...
First Patent 1976 - Reproducer for an eraseable vide...

Subsidiaries

28 subsidiaries with IP (710 patents, 68 trademarks)

26 subsidiaries without IP

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Latest Inventions, Goods, Services

2024 Invention Coding device, decoding device, and method and program thereof. A coding method and a decoding m...
Invention Transmission side transmission device and redundancy method of transmission side transmission dev...
Invention Information processing device, terminal device, server, information processing method, and inform...
2023 Invention Calculation device, calculation method, and program. This calculation device for calculating the ...
Invention Dml driver. 1p1n12inconxyxxx).
Invention Erroneous wiring detection device, erroneous wiring detection method, erroneous wiring detection ...
Invention Analysis device, analysis method, and analysis program. In an analysis device (10), a generation ...
Invention Traffic monitoring device and method. A traffic monitoring device (1) comprises: a plurality of p...
Invention Decision-making support device, method, and program. A decision-making support device according t...
Invention Monitoring device, monitoring method, and monitoring program. A monitoring device (10) includes a...
Invention Information processing device, information processing method, and information processing program....
Invention Resource control device, resource control system, resource control method, and resource control p...
Invention Training device, method, and program. A training device 2 includes: a training raw data storage u...
Invention Information processing device and program. An information processing device according to one embo...
Invention Method for producing semiconductor device. A first sacrificial layer (102) comprising InGaAs is f...
Invention Transfer stamp. The present invention provides a transfer stamp comprising a substrate (101) and ...
Invention Management system, management method, management device, and program. A management system 5 compr...
Invention Automatic operation scenario applicability determination system, device, method, and program. An ...
Invention Cochlear nerve feature amount extraction device, hearing ability estimation device, cochlear nerv...
Invention Transfer printing device. This transfer printing device comprises a gimbal mechanism (101), a hol...
Invention Photonic receiver. The present invention provides a photonic receiver comprising, in a mutually o...
Invention Signal processing device and signal processing method. This signal processing device comprises: a...
Invention Controller, program, and optical direct path switch. A controller (100) configured to control an ...
Invention Input system for touch screen. Provided is an input system for a touch screen including a first o...
Invention Optical fiber and optical amplifier. This optical fiber is provided with: a core region to which ...
Invention Optical reception device and signal processing method. This optical reception device comprises an...
2021 Invention Video processing apparatus, video processing method, and program. A video processing device 1 in...
Invention Control apparatus, control method and program. A control apparatus according to an embodiment is...
Invention Amusement device. The amusement device according to the present disclosure includes: a laser irr...
Invention Access point and wireless terminal apparatus. An access point of an embodiment includes first an...
Invention Transmitting station and receiving station. A transmitting station which is a station that trans...
Invention Digital-to-analog conversion circuit. A digital-to-analog conversion circuit having high resolut...
Invention Pattern extraction visualization device, pattern extraction visualization method, pattern extract...
Invention Reliability calculation method, reliability calculation apparatus, and program. A reliability ca...
Invention Wireless communication system, wireless communication method, and transmitter. A radio communica...
Invention Relay control system, relay apparatus, and relay control method. A relay apparatus includes a pl...
Invention Speech recognition device, speech recognition method, and speech recognition program. A speech r...
Invention Information processing apparatus, node selection method, and program. An object is to efficientl...
Invention Communication control device, communication control method, communication system, and program. T...
Invention Communication method, fixed representative node, replica server, mobile node and position managem...
Invention Recognition device, recognition method, and recognition program. A recognition device acquires a...
Invention Wireless communication system, wireless communication control method, control device, and control...
Invention Offload server, offload control method, and offload program. An offload server includes a perfor...
Invention Information processing apparatus, installation arrangement calculation method and program. An in...
Invention Processing method, and processing system. A processing system (100) is a processing method for p...
Invention Communication control method and communication control apparatus. A communication control method...
Invention Number display system, registration device, temporary seat designation display device, number dis...
Invention Generating method, generating program, and generating device. A generation device generates inte...
Invention Ultraviolet light irradiation system and control method. An object of the present invention is t...