Inventor

Yukihiro Hanaoka

Inventor

Nagano, JP

Overview

1988–2020

Patent span

Performing operations

Primary field (CPC B)

Patents· 48 as inventor

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

B41Jprimary

B41JTypewriters65%

Y10TTechnical subjects covered by former us classification12%

B26DCutting8%

C09DCoating compositions, e.g. paints, varnishes or lacquers3%

H04NPictorial communication, e.g. television3%

A61KPreparations for medical, dental or toiletry purposes2%

B65GTransport or storage devices, e.g. conveyors for loading or tipping, shop conveyor systems or pneumatic tube conveyors2%

B65HHandling thin or filamentary material, e.g. sheets, webs, cables2%

G01NInvestigating or analysing materials by determining their chemical or physical properties2%

G06KGraphical data reading2%

PatentTitleYear

10,717,295Liquid ejecting apparatus, liquid filling method, and air bubble discharging method2020 10,661,574Liquid ejecting apparatuses2020 10,569,559Liquid ejecting apparatus2020 9,254,662'Recording apparatus'2016 9,085,160'Recording apparatus'2015 8,747,000'Paper cutting device and a printer with a paper cutting device'2014 8,690,300'Ink tank and ink jet printer'2014 8,596,894'Paper cutting device and printer having a paper cutting device'2013 8,573,871'Paper cutting device and a printer with a paper cutting device'2013 8,465,124'Carriage guide mechanism and a printer'2013 8,445,285'Liquid for ejection and method for ejecting bio-specimen'2013 8,439,584'Paper cutting device and a printer with a paper cutting device'2013 8,408,687'Ink tank and ink jet printer'2013 8,354,278'Liquid for discharge, method for discharging biospecimen, and compound'2013 8,182,063'Liquid container'2012 8,123,328'Ink tank and ink jet printer incorporating the same'2012 7,867,450'Liquid droplet ejecting head, inspection device, and method of using inspection device'2011 7,722,176'Ink tank and ink jet printer'2010 7,708,369'Ink tank and ink jet printer incorporating the same'2010 7,604,426'Paper cutting device and a printer with a paper cutting device'2009 7,585,143'Stocker apparatus'2009 7,513,614'Ink tank and ink jet printer'2009 7,290,869'Liquid container'2007 7,252,377'Ink tank and ink jet printer'2007 7,029,106'Ink tank and ink jet printer'2006 7,021,736'Ink tank and ink jet printer incorporating the same'2006 6,966,642'Ink tank and ink-jet printer using the same'2005 6,848,776'Ink tank and ink jet printer'2005 6,736,496'Ink tank and ink-jet printer using the same'2004 6,578,941'Ink jet printer'2003 6,408,161'Image reading apparatus and image information process apparatus'2002 6,398,336'Ink jet recording apparatus and maintenance method therefor'2002 6,364,448'Ink jet printer and ink priming method therefor'2002 6,281,911'Ink cartridge having waste ink absorbing function'2001 6,264,314'Ink cartridge for ink jet recording apparatus'2001 6,257,783'Printer and control method for the same'2001 6,193,362'Connection unit for an inkjet head, and an inkjet cartridge and inkjet printer using the same'2001 6,074,036'Ink jet head connection unit, an ink jet cartridge, and an assembly method thereof'2000 5,997,125'Ink jet head connection unit, an ink jet cartridge, and an assembly method thereof'1999 5,963,239'Ink jet recording apparatus and ink supply member therefor'1999 5,874,971'Ink jet head connection unit, an ink jet cartridge, and an assembly method thereof'1999 5,631,683'Ink jet cartridge and printer using it'1997 5,260,724'Capping device for ink jet printer'1993 5,255,019'Ink near-end detecting device'1993 5,104,248'Print wheel shift mechanism for use with a miniature printer'1992 5,070,346'Ink near-end detecting device'1991 4,948,273'Drive mechanism for a miniature printer'1990 4,787,761'Miniature printer'1988

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1988–2020Patents assigned to SEIKO EPSON CORP (47)· patent assignee history

1988–2020Based in Shiojiri, JP· patent location history

1991–2014Based in Nagano, JP· patent location history

1997–2001Based in Suwa, JP· patent location history

2001–2002Based in Yawara-mura, JP· patent location history

2011Based in Shiejri, JP· patent location history

2012–2013Patents assigned to HANAOKA YUKIHIRO (8)· patent assignee history

2012–2013Patents assigned to NAKAYAMA HIROYUKI (2)· patent assignee history

2012–2013Patents assigned to YAMADA MANABU (2)· patent assignee history

2013Patents assigned to FUKUSHIMA HITOSHI (2)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
SEIKO EPSON CORP	47	1988–2020
HANAOKA YUKIHIROself	8	2012–2013
FUKUSHIMA HITOSHI	2	2013
NAKAYAMA HIROYUKI	2	2012–2013
YAMADA MANABU	2	2012–2013

Locations

Location	Patents	Span
Nagano, JP	26	1991–2014
Shiojiri, JP	13	1988–2020
Suwa, JP	6	1997–2001
Yawara-mura, JP	2	2001–2002
Shiejri, JP	1	2011