Inventor
HILBERT THOMAS K
US19 patents
Patents
19 patentsUS4887132ADec 12, 1989
Electrographic development apparatus having a ribbon blender
EASTMAN KODAK CO32 citations92
US4671207AJun 9, 1987
Magnetic brush development apparatus
EASTMAN KODAK CO36 citations92
US4173405ANov 6, 1979
Developer distribution apparatus
EASTMAN KODAK CO43 citations92
US5701550ADec 23, 1997
Method and apparatus for controlling charge on toner in a toning station
EASTMAN KODAK CO21 citations89
US5227848AJul 13, 1993
Developer flow rate regulation for an electrophotographic toning roller
EASTMAN KODAK CO24 citations88
US5148220ASep 15, 1992
Toning station drive for image-forming apparatus
EASTMAN KODAK CO19 citations82
US5196887AMar 23, 1993
Image forming apparatus having a magnetic brush toning station
EASTMAN KODAK CO17 citations81
US5606404AFeb 25, 1997
Toner development station with non-conductive skive
EASTMAN KODAK CO17 citations74
US5162854ANov 10, 1992
Image forming apparatus having at least two toning stations
EASTMAN KODAK CO13 citations74
US5640656AJun 17, 1997
Method of toning an electrostatic image using a rotatable magnetic core brush
EASTMAN KODAK CO11 citations73
US5347347ASep 13, 1994
Apparatus for applying toner to an electrostatic image having improved developer flow
EASTMAN KODAK CO16 citations73
US5339140AAug 16, 1994
Method and apparatus for control of toner charge
EASTMAN KODAK CO13 citations73
US5325161AJun 28, 1994
Device for developing an electrostatic image on an image member
EASTMAN KODAK CO17 citations73
US5291259AMar 1, 1994
Image forming apparatus having toner cleaning device
EASTMAN KODAK CO16 citations73
US5025287AJun 18, 1991
Development apparatus having dual interleaving paddle mixers
EASTMAN KODAK CO12 citations73
US4699495AOct 13, 1987
Electrographic development apparatus having coordinated gate mechanism and wiper
EASTMAN KODAK CO18 citations73
US5140936AAug 25, 1992
Development apparatus having means for partially skiving magnetic developer
EASTMAN KODAK CO7 citations67
US4442790AApr 17, 1984
Magnetic brush development apparatus
EASTMAN KODAK CO14 citations67
US5300988AApr 5, 1994
Toning station for selectively applying toner to an electrostatic image
EASTMAN KODAK CO6 citations61