Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Chromogenic 4,4-diaryldihydroquinazolones

Chromogenic 4,4-diaryldihydroquinazolones

US Patent 4968797 · Granted Nov 6, 1990

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Method for producing triarylorganoborates2024
Method for producing triarylorganoborates2023
Method for producing triarylorganoborates2021
Process for the production of triaryl organoborates2021
Method for producing a holographic optical element2021
Indirect lighting arrangement, and method for producing an indirect lighting arr2019
Illumination device for a liquid crystal display2019
Naphthyl acrylates as writing monomers for photopolymers2019
Method for producing a holographic optical element2018
Photopolymer formulation for production of holographic media comprising borates 2018
Aromatic glycol ethers as writing monomers in holographic photopolymer formulati2018
Holographic media with improved light sensitivity2017