Inventor
YASHIRO RYOJI
JP6 patents
⚠️ This page may combine multiple inventors who share the name “YASHIRO RYOJI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
CANON KK
5 patentsUS7241513B2Jul 10, 2007
Fluorene compound and organic luminescent device using the same
CANON KK62 citations97
US5098809AMar 24, 1992
Electrophotographic photosensitive member containing a substituted fluorine compound
CANON KK24 citations92
US5049464ASep 17, 1991
Photosensitive member for electrophotography
CANON KK30 citations92
US5262261ANov 16, 1993
Photosensitive member for electrophotography
CANON KK12 citations73
US5079118AJan 7, 1992
Photosensitive member for electrophotography with substituted pyrene
CANON KK15 citations73