Inventor
BACKUS RICHARD J
US8 patents
⚠️ This page may combine multiple inventors who share the name “BACKUS RICHARD J”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
EASTMAN KODAK CO
7 patentsUS5432582AJul 11, 1995
Ratcheting, compliant magazine drive coupling
EASTMAN KODAK CO29 citations89
US4821073AApr 11, 1989
Method and apparatus for measuring characteristics of photographic negatives
EASTMAN KODAK CO14 citations72
US4809064AFeb 28, 1989
Enlarging photographic printer
EASTMAN KODAK CO17 citations71
US4774551ASep 27, 1988
Photographic printer
EASTMAN KODAK CO11 citations68
US5410193AApr 25, 1995
Apparatus and technique for connecting a source of zero crossing AC voltage to and disconnecting it from an AC load line
EASTMAN KODAK CO10 citations65
US4967094AOct 30, 1990
Film detection apparatus
EASTMAN KODAK CO2 citations62
US4947049AAug 7, 1990
Film handling means for a photographic printer
EASTMAN KODAK CO1 citations50