Inventor
Nagayuki Takao
Inventor
Ryugasaki, JP
Overview
Patents· 8 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
C09Dprimary
C09DCoating compositions, e.g. paints, varnishes or lacquers32%
Y10TTechnical subjects covered by former us classification14%
C08FMacromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds9%
C08JWorking-up9%
C08LCompositions of macromolecular compounds9%
C09BOrganic dyes or closely-related compounds for producing dyes, e.g. pigments9%
G03GElectrography9%
B41JTypewriters5%
B41MPrinting, duplicating, marking, or copying processes5%
PatentTitleYear
7,732,505'Energy ray-curable ink composition'20107,393,884'Pigment ink composition'20087,029,110'Dispersion composition and ink-jet printer ink comprising the same'20066,936,657'Dispersion composition and method for producing the same'20056,900,253'Ink for ink jet printer'20056,627,696'Dispersion composition and method for producing the same'20036,395,805'Dispersion composition and process for production thereof'20025,788,759'.delta.-indanthrone blue pigment and manufacturing method therefor'1998Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1998Patents assigned to DAINIPPON INK & CHEMICALS (1)· patent assignee history
1998–2006Based in Ryugasaki, JP· patent location history
2002–2010Patents assigned to HITACHI MAXELL (7)· patent assignee history
2008Based in Muko, JP· patent location history
2010Based in Ibaraki, JP· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| HITACHI MAXELL | 7 | 2002–2010 |
| DAINIPPON INK & CHEMICALS | 1 | 1998 |
Locations
| Location | Patents | Span |
|---|---|---|
| Ryugasaki, JP | 6 | 1998–2006 |
| Ibaraki, JP | 1 | 2010 |
| Muko, JP | 1 | 2008 |