Inventor
YAMANE SHIRO
4 patents
Patents
4 patentsUS4974513ADec 4, 1990
Thermal direct master
RICOH KK7 citations71
US4469771ASep 4, 1984
Electrophotographic light-sensitive member with thin overlayer
RICOH KK4 citations60
US4225648ASep 30, 1980
Electrophotographic light-sensitive member
RICOH KK3 citations60
US3966471AJun 29, 1976
Electro photosensitive materials with a protective layer
RICOH KK5 citations57