Inventor
VALENTE RONALD R
US12 patents
⚠️ This page may combine multiple inventors who share the name “VALENTE RONALD R”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
EASTMAN KODAK CO
6 patentsUS5681691AOct 28, 1997
Photographic element containing an improved pyrazolotriazole coupler
EASTMAN KODAK CO7 citations73
US5985532ANov 16, 1999
Photographic element containing an improved pyrozolotriazole coupler
EASTMAN KODAK CO4 citations62
US5110937AMay 5, 1992
Preparation of di-cation ethers
EASTMAN KODAK CO2 citations62
US5969148AOct 19, 1999
One-pot synthesis of pyrazolotriazole photographic dye forming color couplers and coupler intermediates
EASTMAN KODAK CO2 citations61
US6008369ADec 28, 1999
One-pot synthesis of pyrazolotriazole photographic dye forming color couplers and coupler intermediates
EASTMAN KODAK CO0 citations51
US5998629ADec 7, 1999
Synthesis of pyrazolotriazole photographic dye forming color couplers and intermediates
EASTMAN KODAK CO0 citations45