Hak-Cheol Yang
15Patents
2h-index
27Co-inventors
50Inventor score
Filing activity: Dec 21, 1995 → Mar 18, 2011
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5905332A | Electron gun for color cathode ray tube | Electricity | 7 | Expired |
| US5744911A | Device for driving directly heated cathode of cathode ray tube | Electricity | 4 | Expired |
| US6455995B1 | One-pin dynamic electron gun for a cathode ray tube | Electricity | 2 | Expired |
| US5739629A | Electron gun for color cathode ray tube providing two electron beam cross over points | Electricity | 2 | Expired |
| US8508488B2 | Display apparatus having touch screen function | Electricity | 2 | Active |
| US7619589B2 | Plasma display and driving method thereof | Physics | 1 | Active |
| US5965973A | Electron gun for color cathode ray tube | Electricity | 1 | Expired |
| US8049681B2 | Waveform generator and plasma display device using the same | Physics | 1 | Active |
| US6339285B1 | Cathode ray tube with auxiliary electrodes having a plurality of slots | Electricity | 1 | Expired |
| US8362977B2 | Contact device, plasma display including the same, and driving method thereof | Physics | 1 | Active |
| US5818163A | Fluorescent screen pattern for beam index tube and beam index tube including the pattern | Electricity | 0 | Expired |
| US7710355B2 | Plasma display panel | Electricity | 0 | Active |
| US7379034B2 | Panel driving apparatus and a display panel with the same | Physics | 0 | Expired |
| US7612738B2 | Plasma display device, apparatus for driving the same, and method of driving the same | Physics | 0 | Active |
| US8169134B2 | Field emission device | Electricity | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.