Chuen Chern Co. Ltd
10Patents
7Active
10Granted
45Portfolio score
Filing activity: Jan 28, 2005 → Oct 16, 2009 · 7 expiring within 5 years
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US7419323B1 | Cosmetic device | Human Necessities | 24 | Active |
| US7448767B2 | Lip pen assembly with light bulbs | Human Necessities | 20 | Active |
| US8177450B2 | Structure for make-up pen with function of vibration massage | Human Necessities | 17 | Active |
| US7168875B1 | Multiple-function cosmetic pens | Human Necessities | 14 | Expired |
| US7175360B2 | Tube style cosmetic container structure | Human Necessities | 7 | Expired |
| US7794166B2 | Press-type cosmetic container with anti-press means | Human Necessities | 7 | Active |
| US7287927B2 | Valve assembly | Performing Operations; Transporting | 6 | Active |
| US7988377B2 | Lotion dispenser with two compartments | Human Necessities | 6 | Active |
| US8057119B2 | Cosmetic applying device | Human Necessities | 0 | Active |
| US7159951B2 | Method of manufacturing a brush | Human Necessities | 0 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.