LexDanaLexDanabeta
Inventor

Hiroko Morii

Inventor
Hiroshima, JP

Overview

75→
Patents
1996–2016
Patent span
Chemistry
Primary field (CPC C)

Patents· 75 as inventor

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

Y10Tprimary
Y10TTechnical subjects covered by former us classification21%
C01PIndexing scheme relating to structural and physical aspects of solid inorganic compounds14%
G11BInformation storage based on relative movement between record carrier and transducer12%
C09CTreatment of inorganic materials, other than fibrous fillers, to enhance their pigmenting or filling properties12%
B82YSpecific uses or applications of nanostructures10%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests7%
C09DCoating compositions, e.g. paints, varnishes or lacquers5%
C08KUse of inorganic or non-macromolecular organic substances as compounding ingredients4%
C01GCompounds containing metals not covered by subclasses c01d or c01f4%
G03GElectrography3%
PatentTitleYear
9,296,901'Composite particles, and coloring composition and resin composition using the same'20168,557,330'Manufacturing method of soft magnetic material and manufacturing method of dust core'20138,323,725'Soft magnetic material, powder magnetic core and method of manufacturing soft magnetic material'20128,303,861'Colored composite microparticles, process for producing the colored composite microparticles, colorant, color filter and ink for ink-jet printing'20128,153,256'Soft magnetic material comprising an insulating layer containing aluminum, silicon, phosphorous and oxygen; dust magnetic core; process for producing soft magnetic material; and process for producing dust magnetic core'20127,807,733'Color agent for road marking material and road marking material using the same'20107,767,034'Soft magnetic material, powder magnetic core and method of manufacturing soft magnetic material'20107,432,314'Functional material, dispersion containing the functional material, and process for producing the functional material'20087,259,194'Color agent for road marking material and road marking material using the same'20077,157,025'Transparent coloring composition and color filter'20077,094,814'Coloring composition for color filter containing colorant and color filter using the same'20067,025,905'Black composite particles for semiconductor sealing material, and semiconductor sealing material using the same'20067,022,752'Composite particles, process for producing the same, and pigment, paint and resin composition using the same'20066,863,966'Black magnetic acicular composite particles for magnetic recording medium and magnetic recording medium using the same'20056,838,218'Black toner'20056,824,867'Non-magnetic composite particles, process for producing the same and magnetic recording medium using the same'20046,803,104'Magnetic recording medium, non-magnetic acicular black iron-based composite particles and process for producing the particles'20046,800,684'Composite particles, and tread rubber composition, paint and resin composition using the same'20046,767,611'Black magnetic acicular containing composite particles magnetic recording medium'20046,737,211'Color toner'20046,723,456'Hematite particles aggregates, non-magnetic undercoatt layer for magnetic recording medium using the same, and magnetic recording medium having the non-magnetic undercoat layer'20046,689,452'Magnetic recording medium'20046,666,914'Black colorant for ink-jet printing ink, ink-jet printing ink, and aqueous pigment dispersion containing the black colorant'20036,667,120'Magnetic recording medium, non-magnetic acicular composite particles and process for producing the particles'20036,638,618'Black composite iron oxide pigment, and paint and resin composition using the same'20036,638,675'Black magnetic toner'20036,623,557'Colorant for ink-jet printing ink, ink-jet printing ink, aqueous pigment dispersion containing the colorant, and organic and inorganic composite particles'20036,596,071'Organic and inorganic composite pigments, and paint and resin composition using the same'20036,569,530'Magnetic recording medium and magnetic composite particles or magnetic recording medium'20036,562,532'Black magnetic toner and black magnetic composite particles therefor'20036,544,647'Non-magnetic composite particles, process for producing the same and magnetic recording medium using the same'20036,531,211'Black plate-shaped ferrite composite particles with magnet oplumbite structure and magnetic recording medium using the same'20036,511,733'Magnetic recording medium containing specific non-magnetic composite particles of coated hematite particles'20036,475,687'Magnetic composite particles for black magnetic toner and black magnetic toner using the same'20026,458,453'Magnetic recording medium'20026,458,452'Titanium oxide particles, substrate for magnetic recording medium and magnetic recording medium using the same'20026,440,561'Iron oxide hydroxide composite particles, pigment, paint and resin composition'20026,432,508'High-density acicular hematite particles, non-magnetic undercoat layer and magnetic recording medium'20026,432,377'Particles for non-magnetic undercoat layer of magnetic recording medium, method thereof and magnetic recording medium'20026,420,030'Black iron-based composite particles, process for producing the same, paint and rubber or resin composition containing the same'20026,416,864'Black magnetic composite particles for a black magnetic toner'20026,379,855'Black magnetic toner and black magnetic composite particles therefor'20026,352,776'Magnetic recording medium, non-magnetic acicular black iron-based composite particles and process for producing the particles'20026,350,505'High-density acicular hematite particles, non-magnetic undercoat layer and magnetic recording medium'20026,299,973'Acicular hematite particles having a low sodium content and their use in a magnetic recording medium'20016,294,242'Magnetic recording medium'20016,287,668'Magnetic recording medium and substrate therefor'20016,251,555'Black magnetic composite particles for black magnetic toner and black magnetic toner using the same'20016,248,437'Magnetic recording medium containing non-magnetic hematite particles as an undercoat layer'20016,231,661'Fine red iron oxide pigment, and paint or resin composition using the same'20016,207,279'High-density acicular hematite particles, non-magnetic undercoat layer and magnetic recording medium'20016,207,253'Acicular hematite particles and magnetic recording medium'20016,159,592'Magnetic recording medium'20006,153,296'Acicular hematite particles and magnetic recording medium'20006,139,618'Fine yellow composite iron oxide hydroxide pigment, and paint or resin composition using the same'20006,130,017'Black non-magnetic composite particles for black toner and black toner using the same'20006,124,022'Acicular hematite particles for non-magnetic undercoat layer of magnetic recording medium, and magnetic recording medium using the same'20006,120,898'Hematite particles and magnetic recording medium using hematite particles as non-magnetic particles for a non-magnetic undercoat layer'20006,117,540'Non-magnetic black particles, non-magnetic black pigment therefrom and non-magnetic black filler therefrom'20006,087,004'Non-magnetic black particles, non-magnetic black pigment therefrom and non-magnetic black filler therefrom'20006,063,490'Magnetic recording medium comprising non-magnetic acicular particles containing mainly iron and having titanium dispersed therein'20006,054,201'Magnetic recording medium'20006,042,937'Titanium oxide particles, substrate for magnetic recording medium and magnetic recording medium using the same'20006,030,688'Rectangular parallelopipedic lepidocrocite particles and magnetic recording medium containing the particles'20006,027,559'Yellow iron oxide hydroxide particles and process for producing the same'20006,019,834'Pigment, process for producing the same and paint using the same'20005,922,464'Iron oxide particles'19995,882,795'Non-magnetic coated particles having a defined parameter .alpha. of not less than 0.5'19995,830,557'Non-magnetic undercoating layer for magnetic recording medium, magnetic recording medium and non-magnetic particles'19985,750,250'Hematite particles and magnetic recording medium having a non-magnetic under-coat layer containing hematite (Fe.sub.2 O.sub.3) particles.'19985,693,690'Rubber or resin composition'19975,686,012'Modified particles'19975,604,015'Non-magnetic undercoat layer for magnetic recording medium, magnetic recording medium and non-magnetic particles'19975,543,069'Magnetic particles for magnetic recording medium and process for producing the same'19965,484,545'Magnetic particles for magnetic recording medium and process for producing the same'1996

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1996–2016Patents assigned to TODA KOGYO CORP (74)· patent assignee history
1996–2016Based in Hiroshima, JP· patent location history
2010–2013Patents assigned to SUMITOMO ELECTRIC INDUSTRIES (4)· patent assignee history
2010–2013Based in Otake, JP· patent location history
2012–2016Patents assigned to HAYASHI KAZUYUKI (5)· patent assignee history
2012–2016Patents assigned to MORII HIROKO (5)· patent assignee history
2012–2013Patents assigned to IGARASHI NAOTO (3)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
TODA KOGYO CORP741996–2016
HAYASHI KAZUYUKI52012–2016
MORII HIROKOself52012–2016
SUMITOMO ELECTRIC INDUSTRIES42010–2013
IGARASHI NAOTO32012–2013
Locations
LocationPatentsSpan
Hiroshima, JP701996–2016
Otake, JP52010–2013