e-Vision, LLC
50Patents
26Active
50Granted
47Portfolio score
Filing activity: Jun 23, 2000 → Dec 5, 2019 · 15 expiring within 5 years
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6851805B2 | Stabilized electro-active contact lens | Physics | 290 | Expired |
| US6491391B1 | System, apparatus, and method for reducing birefringence | Chemistry; Metallurgy | 276 | Expired |
| US6619799B1 | Optical lens system with electro-active lens having alterably different focal lengths | Physics | 241 | Expired |
| US7018040B2 | Stabilized electro-active contact lens | Physics | 227 | Expired |
| US6517203B1 | System, apparatus, and method for correcting vision using electro-active spectacles | Human Necessities | 185 | Expired |
| US6871951B2 | Electro-optic lens with integrated components | Physics | 155 | Expired |
| US6491394B1 | Method for refracting and dispensing electro-active spectacles | Physics | 155 | Expired |
| US6986579B2 | Method of manufacturing an electro-active lens | Physics | 140 | Expired |
| US6918670B2 | System, apparatus, and method for correcting vision using an electro-active lens | Physics | 129 | Expired |
| US6857741B2 | Electro-active multi-focal spectacle lens | Physics | 124 | Expired |
| US7019890B2 | Hybrid electro-active lens | Physics | 121 | Expired |
| US6733130B2 | Method for refracting and dispensing electro-active spectacles | Physics | 97 | Expired |
| US7023594B2 | Electro-optic lens with integrated components | Physics | 95 | Expired |
| US7404636B2 | Electro-active spectacle employing modal liquid crystal lenses | Physics | 90 | Expired |
| US7195353B2 | Enhanced electro-active lens system | Physics | 75 | Expired |
| US7517083B2 | Electro-optic lens with integrated components for varying refractive properties | Physics | 75 | Expired |
| US7396126B2 | Electro-active multi-focal spectacle lens | Physics | 56 | Expired |
| US7490936B2 | Enhanced electro-active lens system | Physics | 56 | Active |
| US7188948B2 | System, apparatus and method for correcting vision with an adaptive optic | Physics | 50 | Expired |
| US7604349B2 | Static progressive surface region in optical communication with a dynamic optic | Physics | 41 | Active |
| US6927894B2 | Mirror assemblies incorporating variable index of refraction materials | Physics | 36 | Expired |
| US7264354B2 | Method and apparatus for correcting vision using an electro-active phoropter | Physics | 34 | Expired |
| US7077519B2 | System, apparatus, and method for correcting vision using an electro-active lens | Physics | 29 | Expired |
| US7290876B2 | Method and system for electro-active spectacle lens design | Physics | 29 | Expired |
| US8047651B2 | Electro-active opthalmic lens having an optical power blending region | Physics | 28 | Active |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.