Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Silver halide color photographic material containing a 1h-pyrazole (3,2-C)-s-triazole derived magenta coupler

Silver halide color photographic material containing a 1h-pyrazole (3,2-C)-s-triazole derived magenta coupler

US Patent 4840886 · Granted Jun 20, 1989

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Method for producing black plated resin part2023
Composite resin granules and method for producing the same, and thermally conduc2023
Method for measuring fiber orientation degree, fiber orientation degree measurem2022
Black plated resin part and method for producing the same2021
Method for producing preparation for fiber length measurement, method for prepar2021
Silicon nitride substrate and silicon nitride circuit board using the same2019
Black plated resin part and method for manufacturing the same2018
Machining method and machining apparatus of valve holes of cylinder head, and cl2018
Silicon nitride substrate and silicon nitride circuit board using the same2018
Method for producing implant material2017
Silicon nitride substrate and silicon nitride circuit board using the same2017
Polycrystalline aluminum nitride base material for crystal growth of GaN-base se2016