Inventor
KAWAHARA AKIHIKO
JP12 patents
⚠️ This page may combine multiple inventors who share the name “KAWAHARA AKIHIKO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
MITA INDUSTRIAL CO LTD
7 patentsUS5656407AAug 12, 1997
Photosensitive material for electrophotography
MITA INDUSTRIAL CO LTD67 citations94
US5821021AOct 13, 1998
Photosenstive material for electrophotography
MITA INDUSTRIAL CO LTD17 citations91
US6090514AJul 18, 2000
Electrophotographic photoreceptor
MITA INDUSTRIAL CO LTD12 citations73
US5260157ANov 9, 1993
Electrophotographic photosensitive element comprising a surface protective layer comprising an etherified melamine-formaldehyde resin
MITA INDUSTRIAL CO LTD7 citations73
US5336576AAug 9, 1994
Electrophotographic photosensitive member having a photosensitive layer comprising the azo compound
MITA INDUSTRIAL CO LTD3 citations62
US5274084ADec 28, 1993
Bisazo compounds which contain a diphenoquinone tetraazo component and an electrophotographic photosensitive member having a photosensitive layer comprising the bisazo compound
MITA INDUSTRIAL CO LTD1 citations51
US5288576AFeb 22, 1994
Electrophotographic member having an azo compound with diphenoquinone
MITA INDUSTRIAL CO LTD0 citations41
SHARP KK
5 patentsUS6136484AOct 24, 2000
Electrophotographic photoreceptor, process for production thereof, and image-forming apparatus using same
SHARP KK18 citations91
US6136485AOct 24, 2000
Electrophotographic photoreceptor, process for production thereof, and image-forming apparatus using same
SHARP KK7 citations72
US6472114B2Oct 29, 2002
Coating fluid for electric charge generating layer, organic electrophotographic receptor, and method to manufacturing the same
SHARP KK4 citations61
US7206539B2Apr 17, 2007
Non-magnetic single component developing device
SHARP KK5 citations59
US6054237AApr 25, 2000
Electrophotographic photoreceptor, process for producing the same, and image forming apparatus using same
SHARP KK0 citations51