Optics 1, Inc.
6Patents
2Active
6Granted
34Portfolio score
Filing activity: Mar 9, 1994 → Nov 24, 2013 · 1 expiring within 5 years
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5642221A | Head mounted display system | Physics | 37 | Expired |
| US6349004B1 | Head mounted display viewing optics with improved optical performance | Physics | 27 | Expired |
| US6939009B2 | Compact work light with high illumination uniformity | Mechanical Engineering; Lighting; Heating | 22 | Expired |
| US7077525B2 | Led-based flashlight | Mechanical Engineering; Lighting; Heating | 20 | Expired |
| US9146394B1 | Clip-on eye piece system for handheld and device-mounted digital imagers | Electricity | 2 | Active |
| US8256910B2 | Lightweight aerogel-based optical elements | Physics | 1 | Active |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.