Inventor
QUINN JOHN A
US10 patents
⚠️ This page may combine multiple inventors who share the name “QUINN JOHN A”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
DU PONT
8 patentsUS5176188AJan 5, 1993
Investment casting method and pattern material comprising thermally-collapsible expanded microspheres
DU PONT79 citations96
US4737446AApr 12, 1988
Method for making multilayer circuits using embedded catalyst receptors
DU PONT52 citations96
US5364889ANov 15, 1994
Investment casting pattern material comprising thermally-collapsible expanded microspheres
DU PONT30 citations92
US5112726AMay 12, 1992
Embedded catalyst receptors for metallization of dielectrics
DU PONT28 citations92
US4859571AAug 22, 1989
Embedded catalyst receptors for metallization of dielectrics
DU PONT26 citations91
US4123272AOct 31, 1978
Double-negative positive-working photohardenable elements
DU PONT20 citations81
US4427758AJan 24, 1984
Single exposure positive-working photopolymer element
DU PONT12 citations73
US4518666AMay 21, 1985
Enlargement of photopolymer images in photopolymer mask
DU PONT6 citations72