ZIPPY TECHNOLOGY CORP.
222Patents
135Active
222Granted
52Portfolio score
Filing activity: May 20, 2002 → Apr 28, 2021 · 94 expiring within 5 years
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US7271794B1 | Power saving circuit employing visual persistence effect for backlight modules | Physics | 66 | Active |
| US7154059B2 | Unevenly illuminated keyboard | Electricity | 58 | Expired |
| US8884174B2 | Locally illuminated keycap | Electricity | 48 | Active |
| US8184021B2 | Keyboard with illuminating architecture | Electricity | 43 | Active |
| US7230199B2 | Multi-stage button switch | Emerging Cross-Sectional Technologies | 27 | Expired |
| USD491562S1 | Keyboard | General | 19 | Expired |
| US7200004B2 | Loading and unloading mechanism for removable power supply modules | Physics | 19 | Expired |
| USD488776S1 | Power supply | General | 17 | Expired |
| US7254012B2 | Keyboard having a lifting lid and a replaceable panel | Physics | 16 | Expired |
| USD517069S1 | Keyboard | General | 16 | Expired |
| US7357708B2 | Anchor structure for fans | Mechanical Engineering; Lighting; Heating | 15 | Expired |
| US7492246B2 | Winding structure of transformer | Electricity | 14 | Active |
| US7397670B2 | Power supply device, power supply module and retrieval power supply device equipped with AC and DC connection structures | Electricity | 14 | Expired |
| US7939963B2 | Power supply providing multiple synchronous outputs | Electricity | 13 | Active |
| US9451721B1 | Modular redundant power supply | Electricity | 13 | Active |
| US6875052B1 | Remainder electric power distributing device of a computer | Emerging Cross-Sectional Technologies | 13 | Expired |
| US7870755B2 | Ice maker equipped with a convection fan | Mechanical Engineering; Lighting; Heating | 12 | Active |
| USD852151S1 | Power supply | General | 12 | Active |
| US6969815B1 | Keyboard key capable of lowering its overall height | Electricity | 12 | Expired |
| US7588338B2 | Keyboard equipped with a backlight structure | Electricity | 12 | Active |
| US7394674B2 | Backup power supply with parallel AC power source and DC power source | Electricity | 12 | Expired |
| US7145087B1 | Multi-instruction switch | Electricity | 12 | Expired |
| US6917008B1 | Microswitch | Electricity | 11 | Expired |
| US6797905B1 | Rocker switch | Electricity | 11 | Expired |
| US7442076B2 | Power output error free apparatus | Electricity | 11 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.