Daniel Frederick Maase
9Patents
6h-index
4Co-inventors
52Inventor score
Filing activity: Mar 11, 1994 → Sep 9, 2010
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5650842A | Device and method for obtaining a plain image of multiple fingerprints | Physics | 159 | Expired |
| US8354640B2 | Optically based planar scanner | Physics | 88 | Active |
| US5528355A | Electro-optic palm scanner system employing a non-planar platen | Physics | 83 | Expired |
| US5748766A | Method and device for reducing smear in a rolled fingerprint image | Physics | 52 | Expired |
| US5825474A | Heated optical platen cover for a fingerprint imaging system | Physics | 49 | Expired |
| US8320645B2 | High performance multi-mode palmprint and fingerprint scanning device and system | Physics | 8 | Active |
| US7199868B2 | High performance fingerprint imaging system | Physics | 6 | Expired |
| US7455424B2 | Multi-color illumination device in fingerprint imaging system with microprism diffuser | Physics | 5 | Active |
| US8547426B2 | Low settle time micro-scanning system | Physics | 1 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.