Inventor
IRIE KOUICHI
JP11 patents
⚠️ This page may combine multiple inventors who share the name “IRIE KOUICHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HITACHI LTD
6 patentsUS6290458B1Sep 18, 2001
Turbo machines
HITACHI LTD56 citations95
US6582189B2Jun 24, 2003
Turbo machines
HITACHI LTD28 citations92
US6435819B2Aug 20, 2002
Turbo machines
HITACHI LTD20 citations92
US6736594B2May 18, 2004
Axial-flow type hydraulic machine
HITACHI LTD28 citations90
US6540482B2Apr 1, 2003
Turbo-type machines
HITACHI LTD9 citations73
US6514034B2Feb 4, 2003
Pump
HITACHI LTD5 citations60
RICOH KK
5 patentsUS6118557ASep 12, 2000
Color image forming apparatus
RICOH KK48 citations96
US5737665AApr 7, 1998
Apparatus for calibrating toner density for color images
RICOH KK78 citations96
US5899597AMay 4, 1999
Toner cartridge with an external reflector for a developer apparatus capable of optically end-detecting
RICOH KK47 citations92
US5805192ASep 8, 1998
Image forming apparatus having automatic image density adjustment function against dot size variation
RICOH KK23 citations92
US5621221AApr 15, 1997
Toner end detection device and method
RICOH KK42 citations92