NHN CORPORATION
215Patents
205Active
215Granted
60Portfolio score
Filing activity: Jun 7, 2001 → Jan 14, 2023 · 97 expiring within 5 years
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US7756868B2 | Method for providing search results list based on importance information and system thereof | Physics | 336 | Active |
| US8121413B2 | Method and system for controlling browser by using image | Physics | 304 | Active |
| US9240962B2 | Group messaging system and method for providing file sharing through bidirectional interlock with a cloud server | Electricity | 57 | Active |
| US8151107B2 | Method and system for detecting concurrent logins | Electricity | 55 | Active |
| US8051074B2 | Method of controlling display of comments | Physics | 51 | Active |
| US9659337B2 | Unified communication system and unified communication method using multi-login, terminal for controlling operation of unified communication tool, and communication method in terminal | Physics | 51 | Active |
| US8043159B2 | Method for providing location information of game character by operating with messenger server and systems thereof | Physics | 36 | Active |
| US7996025B2 | Method and system for transmitting short message service using messenger, and computer readable recording medium recording program for implementing the method | Physics | 33 | Active |
| US7725550B2 | System and method for filtering message | Electricity | 32 | Active |
| US7801889B2 | Search system for providing information of keyword input frequency by category and method thereof | Physics | 31 | Expired |
| US8312083B2 | System and method for sharing search result using messenger | Physics | 30 | Active |
| US7698330B2 | Search system for providing information of keyword input frequency by category and method thereof | Physics | 26 | Active |
| US7702959B2 | Error management system and method of using the same | Physics | 23 | Active |
| US9010622B2 | System and method for delivering information using image code | Physics | 22 | Active |
| US8052520B2 | Registration system for game item sale and a method thereof | Physics | 21 | Active |
| US7266588B2 | Network service system and method including a channel generator | Electricity | 20 | Expired |
| US8015185B2 | Method and system for detecting search terms whose popularity increase rapidly | Physics | 17 | Active |
| US8533613B2 | Method and apparatus for transcoding web page to be displayed on mobile terminal | Physics | 16 | Active |
| US10384136B2 | User matching method, apparatus, and system | Physics | 13 | Active |
| US7567970B2 | Contents search system for providing reliable contents through network and method thereof | Emerging Cross-Sectional Technologies | 13 | Active |
| US8670785B2 | Method and system for acquiring position of terminal | Electricity | 12 | Active |
| US7849145B2 | Method and system for providing joint viewing service of moving picture | Electricity | 12 | Active |
| US7320024B2 | System and method for providing contents on a network | Electricity | 11 | Expired |
| US7933917B2 | Personalized search method and system for enabling the method | Emerging Cross-Sectional Technologies | 11 | Active |
| US8204996B2 | Method and system for managing log information of user using location servers belonging to plurality of groups | Electricity | 10 | Active |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.