Inventor
Charles G. Dupuy
Inventor
Corvallis, OR, US
Overview
Patents· 10 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 lacquers30%
B33YAdditive manufacturing, i.e. manufacturing of three-dimensional [3d] objects by additive deposition, additive agglomeration or additive layering, e.g. by 3d printing, stereolithography or selective laser sintering9%
B41JTypewriters9%
C09BOrganic dyes or closely-related compounds for producing dyes, e.g. pigments9%
H04NPictorial communication, e.g. television9%
B29DProducing particular articles from plastics or from substances in a plastic state4%
B82YSpecific uses or applications of nanostructures4%
C08KUse of inorganic or non-macromolecular organic substances as compounding ingredients4%
C23CCoating metallic material4%
G02BOptical elements, systems or apparatus4%
PatentTitleYear
9,855,752'Multi printhead refractive gradient inkjet printing'20189,771,490'Inks for 3D printing gradient refractive index (GRIN) optical components'20179,555,623'Refractive gradient inkjet printing'20179,447,299'Inks for 3D printing gradient refractive index (GRIN) optical components'20168,724,214'Broadband optical upconversion by energy transfer from dye antenna to upconverting crystal'20147,188,943'Ink set for inkjet printing'20077,105,045'Inkjet ink formulation'20066,997,978'Magneta ink-jet inks'20066,991,676'Dye sets and ink sets for ink-jet ink imaging'20066,673,140'Ink-jet inks and ink sets providing excellent gamut, image quality, and permanence'2004Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2004–2007Patents assigned to HEWLETT PACKARD DEVELOPMENT CO (5)· patent assignee history
2004–2018Based in Corvallis, OR, US· patent location history
2014–2016Patents assigned to VOXTEL INC (2)· patent assignee history
2014Patents assigned to ALLEN THOMAS L (1)· patent assignee history
2014Patents assigned to DUPUY CHARLES G (1)· patent assignee history
2017–2018Patents assigned to VADIENT OPTICS LLC (3)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| HEWLETT PACKARD DEVELOPMENT CO | 5 | 2004–2007 |
| VADIENT OPTICS LLC | 3 | 2017–2018 |
| VOXTEL INC | 2 | 2014–2016 |
| ALLEN THOMAS L | 1 | 2014 |
| DUPUY CHARLES Gself | 1 | 2014 |
Locations
| Location | Patents | Span |
|---|---|---|
| Corvallis, OR, US | 10 | 2004–2018 |