Thomas Sheng
63Patents
9h-index
31Co-inventors
78Inventor score
Filing activity: Sep 11, 1995 → Jan 4, 2016
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6529287B1 | Image processing system | Electricity | 92 | Expired |
| US6654149B1 | Floating light source module for film scanners | Electricity | 50 | Expired |
| US5801851A | Flat bed image scanner | Electricity | 23 | Expired |
| US6512602B1 | Guide for a paper feeder | Electricity | 21 | Expired |
| US6801343B1 | Flat bed image scanner | Electricity | 14 | Expired |
| US6144475A | Optical system for scanner | Electricity | 11 | Expired |
| US7506902B2 | Auto-lock mechanism for an image input/output device | Emerging Cross-Sectional Technologies | 11 | Active |
| US6753982B1 | Scanner with automatic edge detection | Electricity | 10 | Expired |
| US7327502B2 | Sheet-fed scanning device capable of detecting a document edge | Electricity | 10 | Active |
| US5751461A | Edge-flat image scanning system | Electricity | 9 | Expired |
| US8274712B2 | Scanning apparatus for bound document | Electricity | 8 | Active |
| US6536762B1 | Automatic document feeder capable of releasing jammed documents | Emerging Cross-Sectional Technologies | 7 | Expired |
| US5678815A | Sheet feeder | Performing Operations; Transporting | 7 | Expired |
| US7887042B2 | Separation roller and sheet separating mechanism using the same | Performing Operations; Transporting | 7 | Active |
| US6408162B1 | Elastic cover for a scanner | Electricity | 7 | Expired |
| US6644658B2 | Overhanging paper guide for a scanner | Electricity | 6 | Expired |
| US6488276B2 | Paper feeding device having a replaceable paper conveying roller | Performing Operations; Transporting | 6 | Expired |
| US6819457B2 | Transparency adapter structure of a scanner having a replaceable transparency adapter | Electricity | 5 | Expired |
| US7048271B2 | Sheet separator for an automatic document feeder | Performing Operations; Transporting | 4 | Expired |
| US8395827B2 | Automatic sheet-feeding scanner having non-linear paper path | Electricity | 4 | Active |
| US7538915B2 | Book scanner with a minimized scan margin | Electricity | 4 | Active |
| US7236274B2 | Calibration mechanism for an optical module of a sheet-fed scanner | Electricity | 4 | Expired |
| US7158270B2 | Scanning module | Electricity | 4 | Expired |
| US7630105B2 | Book scanner with enhanced edge image quality | Electricity | 4 | Active |
| US8491037B2 | Extend and breakaway bracket for glove box | Emerging Cross-Sectional Technologies | 4 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.