Inventor

Ichiro Wada

Inventor

Kagawa, JP

Overview

1983–2020

Patent span

Human necessities

Primary field (CPC A)

Patents· 66 as inventor

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

A61Fprimary

A61FFilters implantable into blood vessels38%

G01FMeasuring volume, volume flow, mass flow or liquid level8%

B01DSeparation7%

A61LMethods or apparatus for sterilising materials or objects in general6%

Y10TTechnical subjects covered by former us classification6%

G01NInvestigating or analysing materials by determining their chemical or physical properties4%

B60CVehicle tyres3%

H01FMagnets3%

Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests3%

A61GTransport, personal conveyances, or accommodation specially adapted for patients or disabled persons2%

PatentTitleYear

10,772,770Absorbent article2020 10,543,132Absorbent article with blood modifying agent2020 10,166,512Method for cleaning ceramic filter2019 9,775,751'Absorbent article'2017 9,730,842'Absorbent article'2017 9,724,249'Absorbent article'2017 9,504,767'Absorbent article'2016 9,403,130'Method of manufacturing silica membrane'2016 9,301,885'Absorbent article'2016 9,149,771'Ceramic porous membrane and ceramic filter'2015 8,779,785'Water content detection sensor'2014 8,596,465'Ceramic filter'2013 8,546,639'Urine suction device'2013 8,529,534'Excrement treating apparatus'2013 8,485,366'Ceramic porous membrane and ceramic filter'2013 8,395,015'Absorptive article'2013 8,388,588'Urine receiver'2013 8,183,876'Water content detection sensor system'2012 8,115,643'Excrement detection sensor'2012 7,939,706'Automatic urine disposal device and urine receptacle used therefor'2011 7,923,060'Method of manufacturing ceramic filter'2011 7,755,497'Urine sensor'2010 7,749,205'Automatic urine disposal device and urine receptacle used therefor'2010 7,717,272'Ceramic porous membrane and ceramic filter'2010 7,695,460'Negative pressure urine receiver'2010 7,390,320'Automatic urine disposal device and urine receptacle used therefor'2008 7,387,620'Wearing article with removable pad insertable through supporting sheet slit'2008 7,220,250'Urine receiver and urine collection processing system implementing urine receiver'2007 7,166,096'Pull-on disposable diaper wearing article'2007 7,019,063'Rubber composition for inner liner'2006 6,793,649'Absorbent article for prevention of sideward leak'2004 6,616,646'Absorbent article with surface structure'2003 6,540,729'Men\'s disposable urine holding bag'2003 6,498,283'Body fluid absorbent garment'2002 6,436,081'Absorbent article with surface structure'2002 6,432,094'Absorbent article having cushion layer'2002 6,416,500'Disposable urine retaining bag for adult men'2002 6,338,729'Urine absorbing pad'2002 D0445497'Disposable urine-absorbing pad'2001 6,206,866'Absorbent article having cushion layer comprising a plurality of protrusions'2001 D0437409'Disposable urine-absorbing pad'2001 6,129,717'Absorbent article and method for producing the same'2000 6,129,718'Urine-receiving pad for men'2000 5,994,614'Absorbent article'1999 5,833,679'Absorbent structure of sanitary article'1998 5,746,729'Sanitary napkin'1998 5,542,301'Electromagnetic flowmeters and method of producing electromagnetic flowmeters with slits to reduce eddy currents'1996 5,461,771'Method of producing electromagnetic flowmeters with slits to reduce eddy currents'1995 5,439,459'Disposable diaper having skin-contacting topsheet provided with elastic opening and method for making the elastic opening'1995 5,429,632'Disposable diapers'1995 5,344,516'Method for forming a skin-contacting topsheet of a disposable diaper with an elastic opening'1994 5,304,159'Disposable diapers'1994 5,269,191'Measuring tube for use with electromagnetic flowmeter'1993 5,237,865'Flow rate measuring apparatus'1993 5,227,754'Magnetic flux transmission system'1993 5,151,142'Heavy duty pneumatic radial tires using rubber reinforcing fiber cords with improved adhesion'1992 5,136,882'Flow rate measuring apparatus'1992 5,132,348'Rubber composition for tread in high-speed running tires'1992 5,125,276'Electromagnetic flowmeter'1992 5,090,250'Electromagnetic flowmeter utilizing magnetic fields of a plurality of frequencies'1992 5,028,146'Apparatus and method for measuring temperatures by using optical fiber'1991 4,799,843'Lifting down apparatus for a multi-stage shelf assembly'1989 4,769,097'Method of fixing member in ceramic body and a ceramic body with a member manufactured by the method'1988 4,726,236'Electromagnetic flowmeter'1988 4,470,309'Electromagnetic flowmeter'1984 4,419,899'Electromagnetic flow meter'1983

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1983–1993Based in Yokohama, JP· patent location history

1988–1996Patents assigned to TOSHIBA KK (11)· patent assignee history

1994–2013Patents assigned to UNI CHARM CORP (30)· patent assignee history

2000–2016Based in Kagawa, JP· patent location history

2002–2013Based in Kagawa-ken, JP· patent location history

2010–2019Patents assigned to NGK INSULATORS LTD (7)· patent assignee history

2010–2016Based in Kariya, JP· patent location history

2012–2020Patents assigned to WADA ICHIRO (12)· patent assignee history

2012–2020Based in Kanonji-shi, JP· patent location history

2013–2020Patents assigned to UNICHARM CORP (9)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
UNI CHARM CORP	30	1994–2013
WADA ICHIROself	12	2012–2020
TOSHIBA KK	11	1988–1996
UNICHARM CORP	9	2013–2020
NGK INSULATORS LTD	7	2010–2019

Locations

Location	Patents	Span
Kagawa, JP	13	2000–2016
Yokohama, JP	11	1983–1993
Kagawa-ken, JP	9	2002–2013
Kanonji-shi, JP	8	2012–2020
Kariya, JP	6	2010–2016