Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Method for preparing a photochromic polyurethane latex and application to ophthalmic optics

Method for preparing a photochromic polyurethane latex and application to ophthalmic optics

US Patent 7608207 · Granted Oct 27, 2009

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Eyewear for determining an eye direction2025
Ophthalmic lens having a holographic mirror on a low-birefringence base lens2025
Method, system, and computer program product for generating a customized photoch2025
Optical article2024
Methods and systems for augmented reality2023
Spectacle lens comprising an activable optical filter and optical equipment comp2023
Active optical filter for spectacle lenses2023
Ophthalmic lens integrating a disordered array, transparent active matrix2022
Methods and systems for augmented reality2022
Spectacle lens comprising an activable optical filter2022
Electrochromic device with selective membrane2021
Method for obtaining a material comprising a liquid crystal mix with a stabilize2021