Tae Joon Park
74Patents
15h-index
156Co-inventors
87Inventor score
Filing activity: Jan 19, 1993 → Nov 9, 2023
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US7702130B2 | User interface apparatus using hand gesture recognition and method thereof | Physics | 405 | Active |
| US5757909A | Illegal view and copy protection method in digital video system and controlling method thereof | Electricity | 122 | Expired |
| US5689559A | Copy prevention method and apparatus of a digital magnetic recording/reproducing system | Electricity | 121 | Expired |
| US5799081A | Illegal view/copy protection method and apparatus for digital broadcasting system | Electricity | 101 | Expired |
| US6028932A | Copy prevention method and apparatus for digital video system | Electricity | 97 | Expired |
| US5761302A | Copy prevention method and apparatus for digital video system | Electricity | 69 | Expired |
| USRE37052E | Copy prevention method and apparatus of a digital recording/reproducing system employing a marker including copy protection information and code data for descrambling | General | 65 | Expired |
| USRE36919E | Method and apparatus for communicating scrambled digital data | General | 55 | Expired |
| USRE43993E1 | Method and apparatus for scrambling and/or descrambling digital video data and digital audio data using control data | General | 49 | Active |
| USRE44106E1 | Copy prevention method and apparatus of a digital recording/reproducing system | General | 49 | Active |
| USRE44121E1 | Copy prevention method and apparatus of a digital recording/reproducing system | General | 49 | Active |
| USRE44068E1 | Method and apparatus for descrambling digital video data and digital audio data using control data | General | 49 | Active |
| US6288989A | Information recording method with protection function of previously recorded information | Physics | 35 | Expired |
| US5796826A | Apparatus for limiting reproducible number of magnetic recording medium | Electricity | 17 | Expired |
| US5832084A | Recording method of digital magnetic recording medium for copyright protection and variable speed playback | Electricity | 15 | Expired |
| US5953489A | Transport bit stream recording/reproducing apparatus and method | Electricity | 11 | Expired |
| US10231267B2 | Access control method and apparatus based on service level | Electricity | 10 | Active |
| US6347144B1 | Copy prevention method and apparatus for digital video system | Electricity | 10 | Expired |
| US6717961B1 | Format converting apparatus and digital broadcasting receiver | Electricity | 9 | Expired |
| US7822343B2 | Transport frame architecture for multi-rate service, multiplexing apparatus for processing the transport frame and method for transmitting it | Electricity | 8 | Active |
| US5982726A | Multi-rate optical disc recording and reproducing apparatus | Physics | 7 | Expired |
| USRE39319E1 | Copy prevention method and apparatus for digital video system | General | 6 | Expired |
| US6014492A | Video signal recording and reproducing apparatus for digital video cassette tape recorder | Physics | 5 | Expired |
| US8006078B2 | Central processing unit having branch instruction verification unit for secure program execution | Physics | 4 | Active |
| US5274308A | Convergence correcting device | Electricity | 4 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.