Bukang Sems Co., Ltd.
5Patents
2Active
5Granted
29Portfolio score
Filing activity: May 14, 2007 → Nov 16, 2012 · 2 expiring within 5 years
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| USD569563S1 | Vacuum cleaner | General | 14 | Expired |
| USD611209S1 | Sterilizing vacuum cleaner | General | 13 | Expired |
| US7836548B2 | Vacuum cleaner | Human Necessities | 12 | Active |
| USD589218S1 | Sterilizing vacuum cleaner | General | 10 | Expired |
| USD718908S1 | Vacuum cleaner | General | 0 | Active |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.