Inventor

Shuichi Murakami

Inventor

Tokyo, JP

Overview

1983–2021

Patent span

Performing operations

Primary field (CPC B)

Patents· 136 as inventor

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

B41Jprimary

B41JTypewriters27%

G11BInformation storage based on relative movement between record carrier and transducer15%

Y10TTechnical subjects covered by former us classification8%

G01RMeasuring electric variables5%

B82YSpecific uses or applications of nanostructures4%

H10NElectric solid-state devices not otherwise provided for4%

D04HMaking textile fabrics, e.g. from fibres or filamentary material3%

H01FMagnets3%

A61BDiagnosis2%

B29CShaping or joining of plastics2%

PatentTitleYear

11,075,613Vibrator device, electronic apparatus, and vehicle2021 11,009,351Vibrator device including reduced mounting stress and frequency variation2021 10,438,616Magnetic recording head with specified thickness and saturation magnetic flux density products for STO magnetic layers2019 10,370,784Mesh nonwoven fabric2019 10,342,439Strain sensor element and blood pressure sensor2019 10,192,572Magnetic recording head with specified thickness and saturation magnetic flux density products for STO magnetic layers2019 9,999,356Strain sensor element and blood pressure sensor2018 9,886,971'Magnetic recording and reproducing device with stacked body configuration'2018 9,799,354'Magnetic recording head and magnetic recording and reproducing device'2017 9,792,930'Microwave-assisted magnetic recording head and magnetic recording and reproducing device'2017 9,583,134'Magnetic recording and reproducing device'2017 9,457,586'Adjustment method of printing positions, printing apparatus and printing system'2016 9,373,356'Magnetic recording and reproducing device and magnetic recording and reproducing method'2016 9,355,659'Microwave assisted magnetic recording head and magnetic recording device having the same'2016 9,230,567'Spin torque oscillator, microwave-assisted magnetic recording head, magnetic recording head assembly, and magnetic recording and resuming device'2016 9,218,828'Magnetic head and magnetic recording/reproducing apparatus'2015 9,196,271'Spin-torque oscillation element and microwave-assisted magnetic recording head using the same'2015 9,177,574'Magneto-resistance effect device with mixed oxide function layer'2015 9,131,856'Strain sensor element and blood pressure sensor'2015 9,114,631'Adjustment method of printing positions, printing apparatus and printing system'2015 9,087,533'Magnetic head, magnetic head assembly, and magnetic recording/reproduction apparatus'2015 9,087,532'Magnetic head, magnetic head assembly, and magnetic recording/reproduction apparatus'2015 9,066,661'Strain sensor element and blood pressure sensor'2015 9,044,944'Liquid discharge head and method of making the same'2015 9,028,909'Magnetoresistive element and method of manufacturing the same'2015 9,013,837'Magnetoresistive element including a changing composition as distance increases away from an intermediate film, and magnetic head with the same'2015 9,004,630'Inkjet printing apparatus and control method thereof'2015 8,970,986'Magnetic head and magnetic head assembly having a spin torque oscillator'2015 8,970,993'Magnetoresistive magnetic head with magnetoresistive film including a metal layer and a Heusler alloy layer, and magnetic recording and reproducing apparatus'2015 8,953,283'Magnetic head, magnetic head assembly, and magnetic recording/reproduction apparatus'2015 8,953,286'Magnetoresistive element with aluminum or iron concentration ratio changed in film-thickness direction'2015 8,922,949'Magnetic recording head and magnetic recording/reproducing apparatus using the same'2014 8,913,351'Magnetoresistance effect element, magnetic head, magnetic head assembly, and magnetic recording and reproducing device'2014 8,879,215'Magnetoresistance effect element, magnetic head, magnetic head assembly, and magnetic recording and reproducing device'2014 8,879,206'Magnetic recording head with spin torque oscillator'2014 8,824,104'Magnetic head and magnetic recording/reproducing device'2014 8,760,154'Strain sensor element and blood pressure sensor'2014 8,685,598'Pellicle and mask adhesive therefor'2014 8,685,491'Method of manufacturing magnetoresistive element'2014 8,649,127'Magneto-resistive effect device, magnetic head assembly, and magnetic recording device'2014 8,605,391'Magnetic head and magnetic recording and reproducing device'2013 8,547,662'Magnetic recording head and magnetic recording apparatus'2013 8,517,509'Liquid ejection head and image-forming apparatus using the same'2013 8,507,158'Pellicle frame and pellicle containing same'2013 8,454,131'Ink jet print head'2013 8,446,698'Magnetoresistive element, magnetic head assembly, and magnetic recording/reproducing apparatus'2013 8,400,734'Magnetic recording head and magnetic recording apparatus'2013 8,383,727'Adhesive and laminate using the same'2013 8,382,248'Liquid discharge method, liquid discharge head and liquid discharge apparatus using discharge port having projections'2013 8,345,389'Magnetoresistive element utilizing a peltier effect junction of Au and CuNi to cool the element'2013 8,315,020'Method for manufacturing a magneto-resistance effect element and magnetic recording and reproducing apparatus'2012 8,295,009'Magnetic recording head and magnetic recording apparatus'2012 8,238,060'Magnetic recording head and magnetic recording apparatus'2012 8,228,643'Method for manufacturing a magneto-resistance effect element and magnetic recording and reproducing apparatus'2012 8,213,130'Magnetoresistive element, magnetic head assembly, magnetic recording/reproducing apparatus, memory cell array, and manufacturing method of magnetoresistive element'2012 8,184,408'Magnetoresistive element and method of manufacturing the same'2012 8,167,407'Liquid discharge method, liquid discharge head and liquid discharge apparatus having projections within discharge port'2012 8,157,353'Liquid ejection recording head'2012 8,147,019'Adjustment method of printing positions, a printing apparatus and a printing system'2012 8,096,644'Liquid ejection head and liquid ejection method'2012 8,083,322'Ink-jet recording head'2011 8,075,120'Ink jet print head and ink jet printing apparatus'2011 8,061,818'Ink jet recording head'2011 8,025,362'Liquid discharge method, liquid discharge head and liquid discharge apparatus'2011 8,016,383'Liquid ejection head and image-forming apparatus using the same'2011 7,980,663'Liquid ejection head'2011 7,967,413'Liquid ejection head and liquid ejection method'2011 7,957,098'Magnetic recording head and magnetic recording apparatus'2011 7,926,912'Liquid discharge method, liquid discharge head and liquid discharge apparatus'2011 7,887,159'Liquid ejecting head and ink jet printing apparatus'2011 7,846,630'Binder resin for toner, toner, and method of manufacturing binder resin for toner'2010 7,754,813'Resin modifier and polar group-containing polymer composition containing the same'2010 7,628,472'Ink-jet recording head'2009 RE040994'Ink jet recording head'2009 7,506,962'Liquid discharge method, liquid discharge head and liquid discharge apparatus'2009 7,452,056'Liquid ejection head and image-forming apparatus using the same'2008 7,090,334'Ink jet record head'2006 7,037,807'Electric field induced spin-polarized current'2006 7,025,438'Ink-jet printing head and ink-jet printing apparatus and method'2006 6,984,026'Ink jet record head'2006 6,971,736'Ink jet record head'2005 6,960,036'Adjustment method of printing positions, a printing apparatus and a printing system'2005 6,946,520'Fabricated articles prepared from blends of substantially random ethylene/propylene/vinyl aromatic interpolymers with polypropylene'2005 6,935,723'Ink jet recording head'2005 6,896,357'Ink-jet printing head and ink-jet printing apparatus and method'2005 6,883,895'Liquid ejection apparatus, head unit and ink-jet cartridge'2005 6,869,157'Method of driving and controlling ink jet print head, ink jet print head, and ink jet printer'2005 6,854,820'Method for ejecting liquid, liquid ejection head and image-forming apparatus using the same'2005 6,848,769'Liquid ejecting head having a plurality of groups of ejection openings, and image-forming device using the same'2005 6,837,564'Head, recording apparatus having the head, method for identifying the head, and method for giving identification information to the head'2005 6,830,309'Method for manufacturing ink jet recording head, ink jet recording head and ink jet recording method'2004 6,789,877'Ink-jet printing head and ink-jet printing apparatus and method'2004 6,769,755'Ink jet printing method and ink jet printing apparatus'2004 6,755,510'Ink jet recording head'2004 6,752,485'Printing apparatus and suction recovery control method'2004 6,705,700'Liquid discharge head, and head cartridge and image forming apparatus using such liquid discharge head'2004 6,673,186'Laminated structural body having unidirectionally arranged strands sandwiched between two web layers, and method of and apparatus for efficiently manufacturing such laminated structural body'2004 6,637,128'Heating apparatus for a transversely stretched nonwoven fabric'2003 6,637,865'Liquid discharge head, driving method therefor, and cartridge, and image forming apparatus'2003 6,601,940'Head, recording apparatus having the head, method for identifying the head, and method for giving identification information to the head'2003 6,572,212'Ink-jet printer and control method and apparatus for the same'2003 6,557,969'Printing apparatus and suction recovery control method'2003 6,557,982'Ink jet recording method and apparatus for driving electrothermal converting elements in a dispersed manner'2003 6,540,335'Ink jet print head and ink jet printing device mounting this head'2003 6,520,626'Liquid ejection head, method for preventing accidental non-eject using the ejection head and manufacturing method of the ejection head'2003 6,511,625'Transversely stretched nonwoven fabric with high tensile strength stretched seven times wider or more in transverse direction'2003 6,474,789'Recording apparatus, recording head and substrate therefor'2002 6,474,763'Liquid-discharge control method, and liquid discharging apparatus'2002 6,460,970'Method of manufacturing nozzle plate for ink jet recording head, ink jet recording head comprising such nozzle plate, and ink jet recording apparatus comprising such head'2002 6,443,561'Liquid discharge head, driving method therefor, and cartridge, and image forming apparatus'2002 6,439,696'Ink jet printing apparatus, ink jet printing method and ink jet print head with control of drive voltage and pulse width'2002 6,435,648'Liquid ejection apparatus using air flow to remove mist'2002 6,350,016'Liquid ejecting method and liquid ejecting head'2002 6,305,080'Method of manufacture of ink jet recording head with an elastic member in the liquid chamber portion of the substrate'2001 6,290,334'Recording apparatus, recording head and substrate therefor'2001 6,286,933'Ink jet head'2001 6,190,005'Method for manufacturing an ink jet head'2001 6,186,616'Ink jet head having an improved orifice plate, a method for manufacturing such ink jet heads, and an ink jet apparatus provided with such ink jet head'2001 6,149,261'Suction priming of a newly exchanged ink container'2000 6,137,510'Ink jet head'2000 6,132,661'Longitudinally stretched nonwoven fabric and method for producing the same'2000 6,109,718'Recording apparatus for controlling a driving signal in accordance with the temperature in the apparatus and method for controlling the driving signal'2000 6,089,694'Ink jet head and an ink jet apparatus'2000 6,048,808'Nonwoven fabric and method of making the same'2000 5,924,197'Method for manufacturing an ink jet printing head'1999 5,840,633'Nonwoven fabric and method of making the same'1998 5,791,030'Web widening apparatus'1998 5,729,878'Web spreading apparatus'1998 5,500,663'Recording ink container with an air vent valve'1996 5,382,773'Apparatus and method for fabricating a perforated web by light'1995 5,307,609'Apparatus for wrapping and method therefor'1994 4,840,817'Method for treatment of fibrous materials'1989 4,825,536'Method for fabricating electronic circuit board'1989 4,676,864'Bonding method of semiconductor device'1987 4,602,730'Device for soldering printed board'1986 4,411,722'Method for producing a non-woven fabric of cross-laminated warp and weft webs of elongated stocks'1983

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1983–2000Based in Itabashi-ku, JP· patent location history

1986–2015Patents assigned to MURAKAMI SHUICHI (30)· patent assignee history

1994–2019Based in Tokyo, JP· patent location history

1996–2016Patents assigned to CANON KK (67)· patent assignee history

1999–2016Based in Kawasaki, JP· patent location history

2003–2013Based in Kanagawa, JP· patent location history

2011–2019Patents assigned to TOSHIBA KK (44)· patent assignee history

2012–2015Patents assigned to FUJI YOSHIHIKO (10)· patent assignee history

2012–2015Patents assigned to FUKUZAWA HIDEAKI (10)· patent assignee history

2012–2015Based in Fuchu, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
CANON KK	67	1996–2016
TOSHIBA KK	44	2011–2019
MURAKAMI SHUICHIself	30	1986–2015
FUJI YOSHIHIKO	10	2012–2015
FUKUZAWA HIDEAKI	10	2012–2015

Locations

Location	Patents	Span
Tokyo, JP	52	1994–2019
Kawasaki, JP	39	1999–2016
Kanagawa, JP	23	2003–2013
Itabashi-ku, JP	4	1983–2000
Fuchu, JP	3	2012–2015