Inventor
OTA YUKIO
JP24 patents
⚠️ This page may combine multiple inventors who share the name “OTA YUKIO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
OKI ELECTRIC IND CO LTD
15 patentsUS5235389AAug 10, 1993
Replaceable toner cartridge with internal stirring member, and electrophotographic printer employing the same
OKI ELECTRIC IND CO LTD92 citations95
US5655764AAug 12, 1997
Paper cassette and printer therewith
OKI ELECTRIC IND CO LTD29 citations92
US5264900ANov 23, 1993
Developing device including toner hopper and toner cartridge stirring portions
OKI ELECTRIC IND CO LTD38 citations92
US5216462AJun 1, 1993
Toner residual amount detecting mechanism
OKI ELECTRIC IND CO LTD48 citations91
US4738552AApr 19, 1988
Platen gap adjusting mechanism of printer
OKI ELECTRIC IND CO LTD22 citations82
USD356815SMar 28, 1995
Toner cartridge
OKI ELECTRIC IND CO LTD11 citations74
USD354980SJan 31, 1995
Image drum cartridge
OKI ELECTRIC IND CO LTD10 citations74
USD348689SJul 12, 1994
Toner cartridge
OKI ELECTRIC IND CO LTD9 citations74
US5280324AJan 18, 1994
Toner cartridge
OKI ELECTRIC IND CO LTD15 citations74
US5139353AAug 18, 1992
Printer having a single platen with multiple paper feed
OKI ELECTRIC IND CO LTD15 citations74
US4780012AOct 25, 1988
Paper feeding control system of automatic paper feeder
OKI ELECTRIC IND CO LTD7 citations74
US5132734AJul 21, 1992
Developing apparatus
OKI ELECTRIC IND CO LTD16 citations73
US4781480ANov 1, 1988
Printer and paper insertion device suitable therefor
OKI ELECTRIC IND CO LTD6 citations73
US4750881AJun 14, 1988
Easily assembled carriage mechanism of printer
OKI ELECTRIC IND CO LTD16 citations72
US4722623AFeb 2, 1988
Printer and paper insertion device suitable therefor
OKI ELECTRIC IND CO LTD4 citations62
OKI DATA KK
6 patentsUS6856779B2Feb 15, 2005
Toner cartridge with a toner-discharging mechanism and printer to which the toner cartridge is removably attachable
OKI DATA KK18 citations92
US6434350B2Aug 13, 2002
Electrophotographic recording apparatus having lid with mechanism to retract exposing unit
OKI DATA KK19 citations92
US5917995AJun 29, 1999
Printer having a joint mechanism for fitting a paper feed unit
OKI DATA KK50 citations92
US6591079B2Jul 8, 2003
Toner cartridge and printer to which the toner cartridge is attached
OKI DATA KK14 citations84
USD389860SJan 27, 1998
Toner cartridge
OKI DATA KK8 citations74
US6169260B1Jan 2, 2001
Apparatus for melting a needle using an electric current
OKI DATA KK6 citations62