David L. Gregerson
20Patents
6h-index
19Co-inventors
66Inventor score
Filing activity: Aug 13, 1997 → Aug 25, 2021
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| USD454879S1 | Bar code reader | General | 37 | Expired |
| USD608362S1 | Barcode scanner weigh plate | General | 18 | Expired |
| US7554042B2 | Methods and apparatus for multiple support and weight measurement points in a scanner scale combination | Physics | 18 | Active |
| USD480397S1 | Price verifier | General | 15 | Expired |
| US8113431B2 | Scale assembly mounting apparatus for an optical scanner | Physics | 13 | Active |
| US8033461B2 | Item checkout device and weigh plate with improved electromagnetic field performance | Physics | 9 | Active |
| US5818025A | Selective pattern scanner | Physics | 6 | Expired |
| US8365992B2 | Optical scanner with floating load cell frame | Physics | 4 | Active |
| US8702002B2 | Method, apparatus and system for scanning optical codes | Physics | 3 | Active |
| US7178732B1 | Bar code reader with image display system | Physics | 3 | Expired |
| US7380719B1 | Barcode scanner with configurable video modes | Physics | 2 | Active |
| US8684269B2 | Methods and apparatus for providing a changing field of view in image based bar code scanning | Physics | 1 | Active |
| US8496178B2 | Method and apparatus for providing customer side imaging as well as bar code scanning imaging | Physics | 1 | Active |
| US8479995B2 | Hybrid optical code scanner and system | Physics | 1 | Active |
| US8960549B2 | Method, apparatus and system for scanning an optical code | Physics | 0 | Active |
| US6702183B2 | Methods and apparatus for scan pattern selection and selective decode inhibition in barcode scanners | Physics | 0 | Expired |
| US11728601B2 | Modular power source | Electricity | 0 | Active |
| US8967473B2 | Scanner, method and system for processing images in an imaging based optical code scanner | Physics | 0 | Active |
| US7997493B2 | Dual-aperature barcode scanner with tether-free tower housing | Physics | 0 | Active |
| US9478091B2 | Digital media rental and return kiosk having a three-position lockable gate mechanism and methods of operating a digital media rental and return kiosk | Physics | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.