Inventor
EHRHARDT GERRY H
US6 patents
⚠️ This page may combine multiple inventors who share the name “EHRHARDT GERRY H”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
FRYE COPYSYSTEMS INC
5 patentsUS4343494AAug 10, 1982
Carbonless copy paper system
FRYE COPYSYSTEMS INC13 citations70
US4327939AMay 4, 1982
Chemical carbonless copy paper and image receptor medium therefor
FRYE COPYSYSTEMS INC7 citations70
US3941608AMar 2, 1976
Flow agent for ink systems
FRYE COPYSYSTEMS INC13 citations65
US4347282AAug 31, 1982
Chemical carbonless copy paper and transfer medium therefor
FRYE COPYSYSTEMS INC6 citations59
US4226442AOct 7, 1980
Water insensitive image receptor coating
FRYE COPYSYSTEMS INC6 citations59