UNITECH ELECTRONICS CO., LTD.
8Patents
4Active
8Granted
37Portfolio score
Filing activity: Nov 13, 2001 → Nov 21, 2019 · 3 expiring within 5 years
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6983130B2 | Waterproof structure of handheld electronic device | Electricity | 84 | Expired |
| US6942153B1 | Handheld computer | Physics | 23 | Expired |
| USD544485S1 | Handheld computer | General | 18 | Expired |
| US8411020B2 | Hysteresis-type controlling method for backlight of portable electronic device | Physics | 4 | Active |
| US6601765B2 | Waterproof structure for card machine | Physics | 4 | Expired |
| US8134430B2 | Trigger device used in a palmtop computer | Electricity | 3 | Active |
| US8058999B2 | Reader with radio frequency identification function | Electricity | 0 | Active |
| US10853596B1 | Intelligent positioning system | Physics | 0 | Active |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.