Inventor

TSOI SIU C

GB14 patents

Patents

14 patents

US5411842AMay 2, 1995

Method of making a photographic developer solution

EASTMAN KODAK CO9 citations72

US4758501AJul 19, 1988

Photographic acetanilide couplers and photographic elements containing them

EASTMAN KODAK CO8 citations72

US6756188B2Jun 29, 2004

Photographic recording material for accelerated development

EASTMAN KODAK CO5 citations62

US5942379AAug 24, 1999

3-pyrazolidone compounds and photographic developer solutions containing same

EASTMAN KODAK CO6 citations61

US5780212AJul 14, 1998

Photographic developing composition

EASTMAN KODAK CO5 citations61

US5554492ASep 10, 1996

Photographic silver halide color material

EASTMAN KODAK CO3 citations61

US4978605ADec 18, 1990

Benzoylacetanilide photographic yellow dye image-forming couplers and photographic elements containing them

EASTMAN KODAK CO2 citations61

US5385816AJan 31, 1995

Photographic silver halide color materials with sulfonylhydrazine color developer

EASTMAN KODAK CO6 citations60

US6033833AMar 7, 2000

Fogging solution for a reversal process

EASTMAN KODAK CO1 citations52

US5962203AOct 5, 1999

Fogging solution for a reversal process

EASTMAN KODAK CO0 citations52

US6087084AJul 11, 2000

Auxiliary developing agents, photographic materials incorporating them and the use thereof

EASTMAN KODAK CO0 citations51

US5972584AOct 26, 1999

Auxiliary development agents photographic materials incorporating them and the use thereof

EASTMAN KODAK CO1 citations51

US5932399AAug 3, 1999

Auxiliary developing agents, photographic materials incorporating them and the use thereof

EASTMAN KODAK CO1 citations51

US6790585B2Sep 14, 2004

Method for developing a high contrast photographic material containing a polyhydrazide nucleating agent

EASTMAN KODAK CO0 citations40