KT CORPORATION
1,225Patents
1,181Active
1,225Granted
65Portfolio score
Filing activity: Aug 20, 1973 → Jun 24, 2024 · 221 expiring within 5 years
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US8204190B2 | Apparatus and method for integrated billing management by real-time session management in wire/wireless integrated service network | Electricity | 231 | Active |
| US8180881B2 | Apparatus for analyzing the packet data on mobile communication network and method thereof | Electricity | 192 | Active |
| US5712789A | Container monitoring system and method | Physics | 176 | Expired |
| US7870077B2 | System and method for buying goods and billing agency using short message service | Physics | 119 | Active |
| USD678324S1 | Display screen with icon | General | 106 | Active |
| USD677694S1 | Display screen with icon | General | 106 | Active |
| US6667771B1 | Wireless image transmission system having a portable camera | Electricity | 98 | Expired |
| USD677697S1 | Display screen with icon | General | 98 | Active |
| USD677696S1 | Display screen with icon | General | 96 | Active |
| USD678319S1 | Display screen with graphical user interface | General | 77 | Active |
| USD678325S1 | Display screen with icon | General | 63 | Active |
| USD678326S1 | Display screen with graphical user interface | General | 62 | Active |
| USD678317S1 | Display screen with graphical user interface | General | 60 | Active |
| USD677695S1 | Display screen with icon | General | 59 | Active |
| USD695345S1 | Educational robot | General | 55 | Active |
| USD677698S1 | Display screen with icon | General | 51 | Active |
| US10904007B2 | Authentication device based on biometric information, control server connected to the same, and login method based on biometric information thereof | Electricity | 50 | Active |
| US8352739B2 | Two-factor authenticated key exchange method and authentication method using the same, and recording medium storing program including the same | Electricity | 41 | Active |
| USD673934S1 | Remote control | General | 40 | Active |
| US3940898A | Double-pane window containing dry atmosphere and method for producing same | Fixed Constructions | 40 | Expired |
| USD678897S1 | Display screen with graphical user interface | General | 36 | Active |
| US7813291B2 | Method and apparatus for requesting and reporting channel quality information in mobile communication system | Electricity | 35 | Expired |
| USD679266S1 | Remote control | General | 31 | Active |
| US7768966B2 | Method for traffic indication and channel adaptation for sleep mode terminals, and an apparatus thereof | Electricity | 29 | Expired |
| USD689468S1 | Wireless remote control | General | 29 | Active |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.