Inventor
GROSSA MARIO
DE27 patents
Patents
27 patentsUS5474719ADec 12, 1995
Method for forming solid objects utilizing viscosity reducible compositions
DU PONT213 citations99
US5175077ADec 29, 1992
Solid imaging system using photohardening inhibition
DU PONT66 citations96
US4942060AJul 17, 1990
Solid imaging method utilizing photohardenable compositions of self limiting thickness by phase separation
DU PONT80 citations96
US5236326AAug 17, 1993
Solid imaging system using photohardening inhibition
DU PONT52 citations92
US5128235AJul 7, 1992
Method of forming a three-dimensional object comprising additives imparting reduction of shrinkage to photohardenable compositions
DU PONT33 citations92
US4942066AJul 17, 1990
Solid imaging method using photohardenable materials of self limiting thickness
DU PONT30 citations92
US4604340AAug 5, 1986
Negative-toning imaging system with re-imaging capability using 4-(2'-nitrophenyl)-1,4-dihydropyridine compounds
DU PONT42 citations92
US4243741AJan 6, 1981
Negative tonable systems containing dihydropyridines and photooxidants
DU PONT34 citations91
US5147743ASep 15, 1992
Process for the preparation of optical color filters
DU PONT9 citations74
US4698293AOct 6, 1987
Process for forming positive tonable images using a photosensitive material containing at least 1,4-dihydropyridine
DU PONT8 citations74
US4595651AJun 17, 1986
Process for producing equidensity images using photohardenable materials
DU PONT14 citations74
US4604342AAug 5, 1986
Photopolymerizable mixture and recording material produced from it
DU PONT13 citations71
US4271260AJun 2, 1981
Positive nonsilver washout systems containing dihydropyridines and photooxidants
DU PONT10 citations71
US5587272ADec 24, 1996
Process for preparing multiple color proofs
DU PONT9 citations65
US4904555AFeb 27, 1990
Photosensitive composition for making repeatably tonable layers
DU PONT4 citations63
US4716095ADec 29, 1987
Method for reducing color cross-contamination during re-imaging of phototackifiable materials
DU PONT6 citations63
US4361642ANov 30, 1982
Process for producing photohardenable reproduction materials
DU PONT2 citations63
US6294312B1Sep 25, 2001
Tonable, photosensitive composition and process for making polychromatic images
DU PONT4 citations62
US5286595AFeb 15, 1994
Process for creating a tacky tonable image surface through exposure of a substrate coated with a polymer blend, including a photo-acid generator, to actinic radiation
DU PONT3 citations62
US4238561ADec 9, 1980
Image reproduction process using a negative tonable photohardenable element
DU PONT4 citations61
US4203770AMay 20, 1980
Negative tonable photohardenable element
DU PONT3 citations61
US5635284AJun 3, 1997
Monochrome and polychrome color proofs with low optical dot growth and a process and means for their preparation
DU PONT1 citations60
US5399458AMar 21, 1995
Process for making images employing a toner which has a tackiness that can be increased by actinic radiation
DU PONT5 citations54
US4539287ASep 3, 1985
Process for improving the printing quality of photohardenable reproduction materials
DU PONT6 citations52
US6083608AJul 4, 2000
Monochrome and polychrome color proofs with low optical dot growth and a process and means for their preparation
DU PONT0 citations49
US5712025AJan 27, 1998
Monochrome and polychrome color proofs with low optical dot growth and a process and means for their preparation
DU PONT0 citations49
US6168899B1Jan 2, 2001
Multiple color proof temporary supports, photopolymerizable materials and pigmented transfer materials
DU PONT0 citations39