P

Inventor

YOKOYAMA KOICHIRO

JP24 patents
⚠️ This page may combine multiple inventors who share the name “YOKOYAMA KOICHIRO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

SEIKO EPSON CORP

19 patents
US6964466B1Nov 15, 2005

Ink-jet recording apparatus and recording method thereof

SEIKO EPSON CORP55 citations97
US6053493AApr 25, 2000

Sheet feeder cassette

SEIKO EPSON CORP57 citations95
US7669999B2Mar 2, 2010

Ink-jet recording apparatus and recording method therefor

SEIKO EPSON CORP10 citations92
US7377633B2May 27, 2008

Ink-jet recording apparatus and recording method therefor

SEIKO EPSON CORP10 citations92
US7296886B2Nov 20, 2007

Ink-jet recording apparatus and recording method therefor

SEIKO EPSON CORP13 citations92
US7077499B2Jul 18, 2006

Ink-jet recording apparatus and recording method therefor

SEIKO EPSON CORP12 citations92
US6116590ASep 12, 2000

Paper size discriminating apparatus

SEIKO EPSON CORP21 citations92
US5738348AApr 14, 1998

Sheet feeder

SEIKO EPSON CORP18 citations84
US7401916B2Jul 22, 2008

Ink-jet recording apparatus and recording method therefor

SEIKO EPSON CORP8 citations82
US7901066B2Mar 8, 2011

Ink-jet recording apparatus and recording method therefor

SEIKO EPSON CORP6 citations74
US7854503B2Dec 21, 2010

Ink-jet recording apparatus and recording method therefor

SEIKO EPSON CORP6 citations74
US5921691AJul 13, 1999

Ink jet printer

SEIKO EPSON CORP8 citations74
US5785441AJul 28, 1998

Ink jet printer having paper supports and guides

SEIKO EPSON CORP13 citations74
US5221150AJun 22, 1993

Paper feeding apparatus for printers having a bail roller means

SEIKO EPSON CORP11 citations74
US5199806AApr 6, 1993

Apparatus for feeding individual sheets of paper as well as continuous fan fold paper utilizing a platen

SEIKO EPSON CORP16 citations74
US6367994B2Apr 9, 2002

Power transmission switching device, rocking lever locking device in power transmission switching device and power transmission switching device-applied recording apparatus

SEIKO EPSON CORP7 citations69
US5915863AJun 29, 1999

Ink jet printer

SEIKO EPSON CORP1 citations63
US6850028B2Feb 1, 2005

Motor driver and recording apparatus incorporating the same

SEIKO EPSON CORP6 citations62
US6206500B1Mar 27, 2001

Printer having a guide plate for transporting waste ink

SEIKO EPSON CORP5 citations62

HITACHI POWDERED METALS

1 patent

KODAMA HIDETOSHI

1 patent

YOKOYAMA KOICHIRO

1 patent

IMAZATO HIROMASA

1 patent

DENSO CORP

1 patent