Inventor
SPENCE GAVIN G
US24 patents
⚠️ This page may combine multiple inventors who share the name “SPENCE GAVIN G”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HERCULES INC
21 patentsUS4196253AApr 1, 1980
Paper coated with binder and organic pigment particles
HERCULES INC29 citations82
US4483959ANov 20, 1984
Organic pigments
HERCULES INC12 citations74
US4434267AFeb 28, 1984
Organic pigments
HERCULES INC8 citations74
US4414353ANov 8, 1983
Organic pigments
HERCULES INC12 citations74
US4403063ASep 6, 1983
Organic pigments
HERCULES INC9 citations74
US4282060AAug 4, 1981
Organic pigments
HERCULES INC11 citations74
US4235982ANov 25, 1980
Organic pigments
HERCULES INC19 citations74
US4469555ASep 4, 1984
Organic pigments
HERCULES INC6 citations63
US4426483AJan 17, 1984
Organic pigments
HERCULES INC4 citations63
US4404310ASep 13, 1983
Organic pigments
HERCULES INC3 citations63
US4403062ASep 6, 1983
Organic pigments
HERCULES INC3 citations63
US4369292AJan 18, 1983
Organic pigments
HERCULES INC3 citations63
US4353818AOct 12, 1982
Organic pigments
HERCULES INC4 citations63
US4349641ASep 14, 1982
Organic pigments
HERCULES INC3 citations63
US4348257ASep 7, 1982
Organic pigments
HERCULES INC3 citations63
US4343729AAug 10, 1982
Organic pigments
HERCULES INC3 citations63
US4293666AOct 6, 1981
Organic pigments
HERCULES INC3 citations63
US4293667AOct 6, 1981
Organic pigments
HERCULES INC5 citations63
US4456724AJun 26, 1984
Organic pigments
HERCULES INC0 citations42
US4311809AJan 19, 1982
Organic pigments
HERCULES INC0 citations42
US4281082AJul 28, 1981
Organic pigments
HERCULES INC0 citations42