Michael J. Vrhel
12Patents
7h-index
11Co-inventors
63Inventor score
Filing activity: Sep 4, 1997 → Jun 15, 2020
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5963333A | Color sensor | Physics | 82 | Expired |
| US8774842B2 | System and method for limiting usage of a wireless communication device | Electricity | 64 | Active |
| US6020583A | Color sensor | Physics | 55 | Expired |
| US7489396B1 | Spectrophotometric camera | Physics | 39 | Active |
| US7443508B1 | Spectrophotometric scanner | Physics | 24 | Active |
| US7057641B2 | Method for using an electronic imaging device to measure color | Physics | 14 | Expired |
| US7295702B2 | Method for segmenting an image | Physics | 7 | Expired |
| US8488195B2 | System and method for improving color management of color spaces in electronic documents | Physics | 1 | Active |
| US11303747B2 | System and method for limiting usage of a wireless communication device | Electricity | 0 | Active |
| US7420680B2 | Method for designing a colorimeter having integral CIE color-matching filters | Physics | 0 | Active |
| US10142457B2 | System and method for limiting usage of a wireless communication device | Electricity | 0 | Active |
| US9633461B2 | System and method for color management of mixed content documents | Physics | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.