DigiLens Inc.
157Patents
118Active
157Granted
61Portfolio score
Filing activity: Apr 9, 1998 → Oct 31, 2023
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6567573B1 | Switchable optical components | Physics | 367 | Expired |
| US6211976A | Holographic projection system | Physics | 275 | Expired |
| US6115152A | Holographic illumination system | Physics | 195 | Expired |
| US6407724B2 | Method of and apparatus for viewing an image | Physics | 144 | Expired |
| US6323970A | Method of producing switchable holograms | Physics | 127 | Expired |
| US9456744B2 | Apparatus for eye tracking | Physics | 125 | Active |
| US6646772B1 | Holographic illumination system | Physics | 106 | Expired |
| US6504629B1 | Method and apparatus for illuminating a display | Physics | 98 | Expired |
| US6317228A | Holographic illumination system | Physics | 90 | Expired |
| US9746688B2 | Laser illumination device | Physics | 89 | Active |
| US9727772B2 | Method and apparatus for contact image sensing | Physics | 88 | Active |
| US9632226B2 | Waveguide grating device | Physics | 87 | Active |
| US6185016A | System for generating an image | Physics | 81 | Expired |
| US10209517B2 | Holographic waveguide eye tracker | Physics | 80 | Active |
| US6473209B1 | Apparatus for producing a three-dimensional image | Physics | 75 | Expired |
| US10089516B2 | Method and apparatus for contact image sensing | Physics | 73 | Active |
| US10241330B2 | Method and apparatus for generating input images for holographic waveguide displays | Physics | 72 | Active |
| US10330777B2 | Holographic waveguide lidar | Physics | 72 | Active |
| US10156681B2 | Waveguide grating device | Physics | 71 | Active |
| US9804389B2 | Apparatus for eye tracking | Physics | 71 | Active |
| US6661495B1 | Pancake window display system employing one or more switchable holographic optical elements | Physics | 71 | Expired |
| US10216061B2 | Contact image sensor using switchable bragg gratings | Electricity | 69 | Active |
| US10234696B2 | Optical apparatus for recording a holographic device and method of recording | Physics | 69 | Active |
| US9823423B2 | Waveguide grating device | Physics | 67 | Active |
| US10423222B2 | Holographic waveguide optical tracker | Physics | 67 | Active |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.