Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Silver halide photosensitive materials containing thiourea and analogue derivatives

Silver halide photosensitive materials containing thiourea and analogue derivatives

US Patent 4749646 · Granted Jun 7, 1988

Estimated economic value: $8,048,000 ⓘ

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Radiographic materials with antifoggant precursors2007
Blocked aliphatic thiol stabilizers for photothermographic materials2007
Thermally developable materials containing thermal solvents2007
Halogen substituted tetraazaindene compounds in photothermographic materials2006
Silver halide elements containing solubilized antifoggants and low fogging tabul2003
Photothermographic materials containing solubilized antifoggants2003
Silver halide photographic materials containing solubilized antifoggants2003
Water soluble halogen-containing compounds2003
Silver halide emulsions precipitated in the presence of ortho-substituted water-2002
Silver halide element with improved high temperature storage2002
Silver halide element with improved high temperature storage and sensitivity2002
Silver halide element with improved high temperature storage and raw stock keepi2002