Inventor
OZEKI YUKIHIRO
JP19 patents
⚠️ This page may combine multiple inventors who share the name “OZEKI YUKIHIRO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
CANON KK
7 patentsUS6229980B1May 8, 2001
Developing apparatus featuring first and second developer chambers and guide member for directing stripped-off developer
CANON KK36 citations92
US6714754B2Mar 30, 2004
Developing roller for electrophotography, developing apparatus, apparatus unit and image forming apparatus
CANON KK20 citations91
US6376087B1Apr 23, 2002
Developing agent carrier, developing unit, and image forming apparatus
CANON KK13 citations74
US5436709AJul 25, 1995
Fixing device which controls an energizing condition of a heater after fixing operation
CANON KK15 citations74
US6484007B1Nov 19, 2002
Image forming apparatus featuring a conductive developing roller including a mandrel, an elastic layer, an intermediate layer, and a charge-providing layer formed thereon
CANON KK13 citations72
US6389253B1May 14, 2002
Image forming apparatus featuring a regulating member for regulating a number of layers of a developer carried by a developer carrying member
CANON KK10 citations72
US5587773ADec 24, 1996
Electrophotographic apparatus for performing image exposure and development simultaneously
CANON KK2 citations61
OKI ELECTRIC IND CO LTD
6 patentsUS6493125B1Dec 10, 2002
Apparatus for stabilizing light source frequency
OKI ELECTRIC IND CO LTD28 citations92
US6215941B1Apr 10, 2001
Optical delay time adjuster and optical time-division multiplexer
OKI ELECTRIC IND CO LTD32 citations92
US5805328ASep 8, 1998
Driving circuit for an optical signal modulator
OKI ELECTRIC IND CO LTD12 citations74
US7027466B1Apr 11, 2006
Multiplexer, demultiplexer and multiplex communication system
OKI ELECTRIC IND CO LTD7 citations73
US6400497B1Jun 4, 2002
Optical fiber amplifier
OKI ELECTRIC IND CO LTD12 citations71
US6747776B2Jun 8, 2004
Semiconductor optical modulator, optical multiplexing module, and control method thereof
OKI ELECTRIC IND CO LTD6 citations62
KONICA MINOLTA HOLDINGS INC
4 patentsUS7121741B2Oct 17, 2006
Optical communication module
KONICA MINOLTA HOLDINGS INC14 citations81
US7835081B2Nov 16, 2010
Diffractive optical element and bidirectional optical communication module using the same
KONICA MINOLTA HOLDINGS INC2 citations62
US7708471B2May 4, 2010
Bi-directional optical module
KONICA MINOLTA HOLDINGS INC4 citations62
US7056037B2Jun 6, 2006
Optical bidirectional module
KONICA MINOLTA HOLDINGS INC6 citations61