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SK Telecom Co., Ltd. (SKM)

NYSE: SKM · Radiotelephone Communications · Seoul Korea, KR · filing with the SEC since 1999
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Grade5.5
◀ Past 6.7● Present 5.6▶ Future 4.8
1 est.
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Patents

US patents through Dec 31, 2025 · PatentsView, from the USPTO’s Open Data Portal · read Oct 27, 2026

1,094 patents granted to the 7 names below, as the owner printed on each patent when it was granted. A later sale, a lapse or an expiry is not read, so this is what was granted to SK Telecom Co., Ltd.’s names, not what it holds today.

Patents granted
1,094
1,085 utility, 7 design, 2 reissue, 1976 to Dec 31, 2025
Granted in 2025
52
Against 87 in 2024 and 97 in 2023
Applications published
1,174
59 of them in 2025
Names they are printed under
7
its own name, a subsidiary
By yearGrantedApplications published
'11'12'13'14'15'16'17'18'19'20'21'22'23'24'25
Each pair is one calendar year. Applications are published about eighteen months after filing, so the newest years read low.
What they are aboutgrants since 2021
Digital communication240
Audio-visual technology111
Computer technology14
Telecommunications6
Control6
Measurement4
Optics2
Chemical engineering2
Transport1
The main technology area of each patent, in the World Intellectual Property Organization’s 35 fields.
Under which name7 counted
SK Telecom Co., Ltd. its own name
KR, as the owner printed on each patent. 1 more under the same name are not counted (printed in KP)
1,086 granted
430 published
SK TELECOM CO., LTD. its own name
named as the applicant on its applications, in KR
0 granted
733 published
SK STOA CO., LTD. a subsidiary
KR, as the owner printed on each patent
5 granted
10 published
SK BROADBAND CO., LTD. a subsidiary
named as the applicant on its applications, in KR
0 granted
1 published
SK Broadband Co., Ltd. a subsidiary
KR, as the owner printed on each patent
1 granted
0 published
SK TELINK CO., LTD. a subsidiary
KR, as the owner printed on each patent
1 granted
0 published
SK Telecom Americas, Inc. a subsidiary
US, as the owner printed on each patent
1 granted
0 published
Names not counted (1)
Atlas Investment
Most of its patents print US; this name counts in KY. 2 granted and 0 published under it are not counted.
Newest grantseach row opens the USPTO’s own copy
GrantedPatentTitleFieldOwner as printed
Dec 16, 202512,500,685Wireless communication method and wireless communication terminal for receiving data from plurality of wireless communication terminalsDigital communicationSK Telecom Co., Ltd.
Dec 16, 202512,499,698Method for extracting characters from vehicle license plate, and license plate character extraction device for performing methodComputer technologySK Telecom Co., Ltd.
Dec 2, 202512,489,923Method and apparatus for encoding/decoding videoAudio-visual technologySK Telecom Co., Ltd.
Nov 11, 202512,471,140Wireless communication method and wireless communication terminal in high density environment including overlapped basic service setsDigital communicationSK Telecom Co., Ltd.
Oct 21, 202512,452,882BS apparatus, UE apparatus, and DCI control method performed by each deviceDigital communicationSK Telecom Co., Ltd.
Sep 30, 202512,429,356Driving information providing method, and vehicle map providing server and methodControlSK Telecom Co., Ltd.
Sep 23, 202512,426,013Wireless communication method and wireless communication device for broadband link configurationDigital communicationSK Telecom Co., Ltd.
Aug 26, 202512,401,473Wireless communication method and wireless communication terminal using sameDigital communicationSK Telecom Co., Ltd.
Aug 12, 202512,388,992Apparatus and method for applying artificial neural network to image encoding or decodingAudio-visual technologySK Telecom Co., Ltd.
Aug 5, 202512,382,458Simultaneous data transmission between an access point and a plurality of stationsDigital communicationSK Telecom Co., Ltd.
Newest applications publishedan application is a clue, never a plan
PublishedApplicationTitleFieldOwner as printed
Dec 25, 20252025/0392423WIRELESS COMMUNICATION METHOD AND WIRELESS COMMUNICATION TERMINAL USING SAMEDigital communicationSK TELECOM CO., LTD.
Dec 4, 20252025/0374329BASE STATION DEVICE, TERMINAL, AND RESOURCE CONTROL METHODDigital communicationSK TELECOM CO., LTD.
Nov 20, 20252025/0358709SESSION CONTROL DEVICE, ACCESS CONTROL DEVICE AND SIGNALING CONTROL METHOD PERFORMED BY DEVICE, AND TERMINAL DEVICEDigital communicationSK TELECOM CO., LTD.
Nov 20, 20252025/0358080SIGNALING METHOD FOR MULTI-USER TRANSMISSION, AND WIRELESS COMMUNICATION TERMINAL AND WIRELESS COMMUNICATION METHOD USING SAMEDigital communicationSK TELECOM CO., LTD.
Nov 13, 20252025/0351044HANDOVER METHOD, HANDOVER SUPPORT METHOD, AND STORAGE MEDIUM STORING INSTRUCTIONS TO PERFORM HANDOVER SUPPORT METHODDigital communicationSK TELECOM CO., LTD.
Nov 13, 20252025/0350394WIRELESS COMMUNICATION TERMINAL AND WIRELESS COMMUNICATION METHOD FOR MULTI-USER UPLINK TRANSMISSIONDigital communicationSK TELECOM CO., LTD.
Nov 6, 20252025/0342772METHOD AND DEVICE FOR PARTITIONING AIRWAY OF UAM INTO MULTIPLE SECTIONS ON BASIS OF INFORMATION ON TRAVEL REGIONControlSK TELECOM CO., LTD.
Oct 2, 20252025/0310830WIRELESS COMMUNICATION METHOD FOR TRANSMITTING ACK AND WIRELESS COMMUNICATION TERMINAL USING SAMEDigital communicationSK TELECOM CO., LTD.
Sep 18, 20252025/0293829BASE STATION DEVICE AND OPERATING METHOD OF BASE STATION DEVICEDigital communicationSK TELECOM CO., LTD.
Sep 11, 20252025/0287334NETWORK DEVICE, AND METHOD BY WHICH DEVICE TRANSMITS TERMINAL LOCATION INFORMATIONDigital communicationSK TELECOM CO., LTD.
What it applied for, 2024 to 2025: Digital communication 78 · Audio-visual technology 45 · Computer technology 8 · Control 3 · Telecommunications 1.

A patent is counted where the owner printed on it when it was granted carries the company’s own name, a former name, the name of a subsidiary its annual report lists, or its own name with a patent-holding phrase (Technology Licensing, Intellectual Property and the like), once the legal form, case and punctuation are set aside, and prints a country that name counts in. PatentsView’s data are published under the Creative Commons Attribution 4.0 licence. Source: PatentsView's granted patents and pre-grant publications, disambiguated, from the USPTO's Open Data Portal, through Dec 31, 2025, read Oct 27, 2026.

SI Assistanton SKM · research, not advice