Inventor
ISHIDA TAKUZO
US17 patents
⚠️ This page may combine multiple inventors who share the name “ISHIDA TAKUZO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
MINNESOTA MINING & MFG
11 patentsUS5290660AMar 1, 1994
Dye permeable polymer interlayers
MINNESOTA MINING & MFG56 citations93
US4594307AJun 10, 1986
Color thermal diffusion-transfer with leuco dye reducing agent
MINNESOTA MINING & MFG31 citations92
US5663042ASep 2, 1997
Developing agents for (photo) thermographic systems
MINNESOTA MINING & MFG25 citations90
US4587211AMay 6, 1986
Photothermographic stabilizers for syringaldazine leuco dyes
MINNESOTA MINING & MFG10 citations73
US5424183AJun 13, 1995
Ballasted leuco dyes and photothermographic element containing same
MINNESOTA MINING & MFG2 citations62
US5364733ANov 15, 1994
Photothermographic elements with novel layer structures, each of which contains a thermally-diffusible oxidizable leuco dye and process for producing a color image from leuco dye
MINNESOTA MINING & MFG3 citations61
US5262272ANov 16, 1993
Dye permeable polymer interlayers
MINNESOTA MINING & MFG6 citations60
US5238792AAug 24, 1993
Imageable articles having dye selective interlayers
MINNESOTA MINING & MFG2 citations59
US5521059AMay 28, 1996
Ribonucleic acid (RNA) as an antifoggant and print stabilizer for photothermographic elements
MINNESOTA MINING & MFG0 citations50
US5264321ANov 23, 1993
Photothermographic elements with novel layer structures
MINNESOTA MINING & MFG1 citations50
US5240809AAug 31, 1993
Imageable articles having dye selective interlayers
MINNESOTA MINING & MFG1 citations48
EASTMAN KODAK CO
5 patentsUS6352819B1Mar 5, 2002
High contrast thermally-developable imaging materials containing barrier layer
EASTMAN KODAK CO20 citations92
US6352820B1Mar 5, 2002
Thermally developable imaging materials containing polyester polymeric barrier layer
EASTMAN KODAK CO16 citations82
US7163786B1Jan 16, 2007
Thermographic materials containing ionic liquids
EASTMAN KODAK CO9 citations73
US7135432B2Nov 14, 2006
Direct thermographic materials with phenolic reducing agents
EASTMAN KODAK CO6 citations62
US6645706B1Nov 11, 2003
Thermally developable materials with improved speed and contrast and methods of use
EASTMAN KODAK CO0 citations41