Mustek Systems Inc.
177Patents
3Active
177Granted
42Portfolio score
Filing activity: Jul 9, 1996 → Apr 12, 2013
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6449397B1 | Image processing system for scanning a rectangular document | Electricity | 150 | Expired |
| US5880858A | Method of auto-cropping images for scanners | Electricity | 94 | Expired |
| US6907602B2 | Method for updating firmware of computer device | Physics | 92 | Expired |
| US6678075B1 | Slide securing device for flatbed scanning system | Electricity | 56 | Expired |
| US6401124B1 | Network peripheral sharing system | Electricity | 44 | Expired |
| US5900950A | Image scanner with a function of initiating scanning automatically | Electricity | 36 | Expired |
| US6590590B1 | System and method for updating a graphic representation of a window item using an image information reading apparatus | Physics | 33 | Expired |
| US6424748B1 | Method for increasing bit number of digital image signals generated by a scanner | Electricity | 31 | Expired |
| US5852683A | Method for automatic image merge | Electricity | 29 | Expired |
| USD527406S1 | Digital still camera | General | 26 | Expired |
| US6721074B1 | Double side scanner module | Electricity | 23 | Expired |
| US6421088B1 | Digital camera with an adjusting device for adjusting its lens and irises | Physics | 22 | Expired |
| US5999277A | Image information reading apparatus having rolling elements interposed between a sheet table and a contact-type sensor | Electricity | 21 | Expired |
| US6556721B1 | Method for image auto-cropping | Physics | 20 | Expired |
| US6233065A | Scanner with transmission-mode scanning function | Electricity | 20 | Expired |
| US6178015A | Apparatus and method for increasing the scan accuracy and quality of the flatbed scanner by using close loop control | Electricity | 19 | Expired |
| US5979016A | Cover hinge structure | Fixed Constructions | 18 | Expired |
| US6144467A | Device and method for improving scanning quality of image scanner | Electricity | 17 | Expired |
| US5900951A | Contact image sensor image reading apparatus | Electricity | 16 | Expired |
| US6229629A | Device and method for quick and precise determination of scan start point for image scanner | Electricity | 16 | Expired |
| US6163388A | Apparatus and method for automatic scanning | Electricity | 16 | Expired |
| US5938738A | Peripheral control system | Physics | 16 | Expired |
| US6450475B1 | Platform adjustment device for scanner | Electricity | 14 | Expired |
| US6133580A | Compensating device for improving the scanning luminance in a scanner | Physics | 14 | Expired |
| US6222934A | Test chart for determining the image quality of an optical scanner | Electricity | 14 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.