Frederick C. Mintzer
30Patents
17h-index
28Co-inventors
81Inventor score
Filing activity: Dec 30, 1983 → Jan 3, 2019
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5530759A | Color correct digital watermarking of images | Electricity | 474 | Expired |
| US5825892A | Protecting images with an image watermark | Electricity | 472 | Expired |
| US5875249A | Invisible image watermark for image verification | Electricity | 285 | Expired |
| US6222932A | Automatic adjustment of image watermark strength based on computed image texture | Physics | 142 | Expired |
| US4668995A | System for reproducing mixed images | Electricity | 120 | Expired |
| US6577744B1 | Protecting images with an image watermark | Electricity | 77 | Expired |
| US7130442B2 | Protecting images with an image watermark | Electricity | 46 | Expired |
| US6807634B1 | Watermarks for customer identification | Electricity | 45 | Expired |
| US6256736A | Secured signal modification and verification with privacy control | Electricity | 40 | Expired |
| US6690383B1 | Color calibration of displays | Electricity | 37 | Expired |
| US4712140A | Image reduction method | Electricity | 34 | Expired |
| US4631751A | Method for enlarging a binary image | Physics | 31 | Expired |
| US4569081A | Method for expansion of a digital image | Physics | 30 | Expired |
| US4627020A | Method for rotating a binary image | Physics | 28 | Expired |
| US5210602A | Coupled-color error diffusion | Electricity | 26 | Expired |
| US4656664A | Method for reducing a binary image | Physics | 22 | Expired |
| US4689824A | Image rotation method | Physics | 19 | Expired |
| US5268938A | Redundancy scheme for Fourier transform coding on peak limited channels | Electricity | 14 | Expired |
| US4885576A | Soft copy display of facsimile images | Physics | 11 | Expired |
| US7100050B1 | Secured signal modification and verification with privacy control | Electricity | 11 | Expired |
| US6633411B1 | Method and apparatus for repurposing binary images | Electricity | 10 | Expired |
| US8134724B2 | Policy based system and method for optimizing output device submission, use and wait times | Physics | 8 | Active |
| US6714321B2 | Smoothing calibration files to improve reproduction of digitized images | Electricity | 7 | Expired |
| US7583814B2 | Protecting images with an image watermark | Electricity | 5 | Active |
| US7062067B2 | Protecting images with multiple image watermarks | Physics | 5 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.