QSI CO., LTD.
4Patents
2Active
4Granted
36Portfolio score
Filing activity: Jan 9, 2006 → Feb 6, 2008 · 2 expiring within 5 years
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US7903090B2 | Force-based input device | Physics | 188 | Active |
| US7337085B2 | Sensor baseline compensation in a force-based touch device | Physics | 101 | Expired |
| US7698084B2 | Method for determining when a force sensor signal baseline in a force-based input device can be updated | Physics | 37 | Active |
| USD541801S1 | Touch pad terminal | General | 12 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.