Dan S. Johnson
12Patents
9h-index
16Co-inventors
65Inventor score
Filing activity: Jun 25, 1986 → Oct 24, 2001
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6163338A | Apparatus and method for recapture of realtime events | Electricity | 350 | Expired |
| US5212739A | Noise tolerant optical character recognition system | Physics | 75 | Expired |
| US4802030A | Head-tape alignment apparatus with a tape edge find operation | Physics | 39 | Expired |
| US6542260B1 | Multiple image scanner | Electricity | 32 | Expired |
| US5237627A | Noise tolerant optical character recognition system | Physics | 31 | Expired |
| US6567570B1 | Optical image scanner with internal measurement of point-spread function and compensation for optical aberrations | Electricity | 28 | Expired |
| US6148117A | Image processing system with alterable local convolution kernel | Physics | 16 | Expired |
| US6172772A | Image scanner with compensation for magnification changes | Electricity | 14 | Expired |
| US5483053A | Variable resolution color image scanner having an exposure delay between successive linear photosensors detecting different colors | Electricity | 12 | Expired |
| US5920407A | Method and apparatus for applying tonal correction to image data | Electricity | 9 | Expired |
| US7072081B2 | Compact portable 2D/ 3D image capture system | Electricity | 8 | Expired |
| US6160249A | Adaptive resolution scanning | Electricity | 7 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.