Inventor
OTSUKA NOBUTOSHI
JP15 patents
⚠️ This page may combine multiple inventors who share the name “OTSUKA NOBUTOSHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SEIKO EPSON CORP
14 patentsUSD570405SJun 3, 2008
Ink bag
SEIKO EPSON CORP15 citations92
USD551289SSep 18, 2007
Ink bag
SEIKO EPSON CORP18 citations92
US6776467B2Aug 17, 2004
Method of controlling ink jet recording apparatus
SEIKO EPSON CORP28 citations92
US6682171B2Jan 27, 2004
Ink jet head unit and ink jet printing apparatus incorporating the same
SEIKO EPSON CORP25 citations92
US9242475B2Jan 26, 2016
Liquid ejecting apparatus
SEIKO EPSON CORP9 citations83
US7188956B2Mar 13, 2007
Optical device and rear projector
SEIKO EPSON CORP12 citations83
US6356710B1Mar 12, 2002
DC motor control system and method
SEIKO EPSON CORP14 citations83
US6607317B2Aug 19, 2003
Printing apparatus
SEIKO EPSON CORP16 citations79
US6361142B1Mar 26, 2002
Waste ink reservoir for ink jet printer and ink jet printer incorporating the same
SEIKO EPSON CORP15 citations79
US11148433B2Oct 19, 2021
Liquid ejecting apparatus
SEIKO EPSON CORP6 citations73
US6318834B1Nov 20, 2001
Ink jet recording apparatus and method of controlling the same based on cartridge absence time period
SEIKO EPSON CORP14 citations72
US6283577B1Sep 4, 2001
Ink jet recording apparatus and method of flushing a recording head of the same
SEIKO EPSON CORP9 citations72
US7883175B2Feb 8, 2011
Liquid ejecting apparatus
SEIKO EPSON CORP5 citations62
US9004658B2Apr 14, 2015
Liquid storing container
SEIKO EPSON CORP1 citations49