Da Ha
6Patents
1h-index
12Co-inventors
48Inventor score
Filing activity: Nov 4, 1998 → Apr 27, 2025
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6106458A | Anesthetic laryngoscope with manual controlled oxygen ejection means | Human Necessities | 18 | Expired |
| US11540430B2 | Display device | Electricity | 1 | Active |
| US12370592B1 | Convexity adjusting mechanism for working roll of straightening machine | Performing Operations; Transporting | 0 | Active |
| US12239297B2 | Video laryngoscope with guided decontamination device | Human Necessities | 0 | Active |
| US12089381B2 | Display device | Electricity | 0 | Active |
| US10517474B2 | Ventilatory laryngoscope with disposable laryngoscope lens | Human Necessities | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.