Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Indeno-fused photochromic naphthopyrans, naphthols and photochromic articles

Indeno-fused photochromic naphthopyrans, naphthols and photochromic articles

US Patent 7262295 · Granted Aug 28, 2007

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Curable photochromic polycarbodiimide compositions2025
Photochromic-dichroic articles2025
Mesogen compounds2025
Dihydroquinoline photochromic compounds2025
Photochromic film laminate2025
Method for preparing a coated article2025
Development of alcoholic sucrose-based superplasticizer for geo-polymeric concre2025
Photochromic article2025
Photochromic article2025
Electroactive optical device2025
Curable photochromic compositions including an oxazoline functional material2025
Multi-stage optical article2025