Sheng-Chih Chang
4Patents
2Active
4Granted
36Portfolio score
Filing activity: Apr 26, 2004 → Sep 10, 2019 · 1 expiring within 5 years
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US7505790B2 | Antenna diversity switch of wireless dual-mode co-existence systems | Electricity | 37 | Expired |
| US7444167B2 | Dual-band wireless LAN RF transceiver | Electricity | 16 | Active |
| US7012484B2 | Filter using multilayer ceramic technology and structure thereof | Electricity | 7 | Expired |
| US11445738B2 | Computer implemented food safety related management method | Physics | 0 | Active |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.