Inventor
Takashi Hirasa
Inventor
Moriya, JP
Overview
Patents· 28 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
G03Gprimary
G03GElectrography45%
C09DCoating compositions, e.g. paints, varnishes or lacquers25%
C08GMacromolecular compounds obtained otherwise than by reactions only involving unsaturated carbon-to-carbon bonds5%
C08JWorking-up5%
C09BOrganic dyes or closely-related compounds for producing dyes, e.g. pigments5%
B01JChemical or physical processes, e.g. catalysis or colloid chemistry3%
C01PIndexing scheme relating to structural and physical aspects of solid inorganic compounds3%
C08FMacromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds3%
C08LCompositions of macromolecular compounds3%
C09CTreatment of inorganic materials, other than fibrous fillers, to enhance their pigmenting or filling properties3%
PatentTitleYear
11,112,711White toner202110,514,624Toner201910,451,990Toner and method for producing toner201910,353,312Toner201910,234,779Toner and method of producing toner201910,228,629Toner201910,216,106Method for producing toner201910,203,619Toner and method for producing toner201910,088,765Toner and method for producing toner201810,078,281Toner and method for producing toner20189,958,800Toner20189,696,644'Resin for toner and toner'20179,658,550'Toner for use in electrophotographic systems'20179,540,483'Resin for toner and toner'20179,348,247'Toner and method of producing toner'20169,223,254'Image forming apparatus'20159,188,894'Method for manufacturing core-shell structure fine particles and toner'20159,057,970'Method for producing core-shell structured resin microparticles and core-shell structured toner containing core-shell structured resin microparticles'20157,414,082'Recording liquid and ink jet recording method'20086,551,394'Recording liquid, printed product and ink jet recording method'20036,383,278'Recording liquid, printed product and ink jet recording method'20026,123,759'Carbon black, process for producing the same, and aqueous dispersion and water-base ink both containing the same'20005,919,294'Recording liquid'19995,859,092'Recording liquid'19995,738,714'Recording liquid'19985,725,644'Recording liquid and recording method according to ink-jet recording system using the same'19985,713,992'Recording liquid'19985,542,969'Recording liquid'1996Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1996–2008Patents assigned to MITSUBISHI CHEM CORP (10)· patent assignee history
1996–2017Based in Yokohama, JP· patent location history
1998–2002Based in Kanagawa, JP· patent location history
2008Patents assigned to MIKUNI COLOR LTD (1)· patent assignee history
2008Based in Yokkaichi, JP· patent location history
2015–2021Patents assigned to CANON KK (18)· patent assignee history
2017–2021Based in Moriya, JP· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| CANON KK | 18 | 2015–2021 |
| MITSUBISHI CHEM CORP | 10 | 1996–2008 |
| MIKUNI COLOR LTD | 1 | 2008 |
Locations
| Location | Patents | Span |
|---|---|---|
| Moriya, JP | 12 | 2017–2021 |
| Yokohama, JP | 12 | 1996–2017 |
| Kanagawa, JP | 3 | 1998–2002 |
| Yokkaichi, JP | 1 | 2008 |