P

Inventor

NGUYEN KHE C

US30 patents
⚠️ This page may combine multiple inventors who share the name “NGUYEN KHE C”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

HEWLETT PACKARD CO

24 patents
US6057384AMay 2, 2000

Latex polymer blends for improving the permanence of ink-jet inks

HEWLETT PACKARD CO171 citations99
US6417249B1Jul 9, 2002

Ink-jet printing ink compositions having superior smear-fastness

HEWLETT PACKARD CO112 citations98
US5990202ANov 23, 1999

Dual encapsulation technique for preparing ink-jets inks

HEWLETT PACKARD CO137 citations98
US6248805B1Jun 19, 2001

Ink-jet printing ink compositions having magnetic properties and specific core/shell binder

HEWLETT PACKARD CO81 citations96
US6508872B2Jan 21, 2003

Lightfast additive molecule for inkjet ink

HEWLETT PACKARD CO26 citations93
US6248161B1Jun 19, 2001

Preparation of permanent color inks from water-soluble colorants using specific phosphonium salts

HEWLETT PACKARD CO37 citations92
US5666615ASep 9, 1997

Minimal liquid carrier transfer in an image formation process

HEWLETT PACKARD CO32 citations92
US5320923AJun 14, 1994

Reusable, positive-charging organic photoconductor containing phthalocyanine pigment, hydroxy binder and silicon stabilizer

HEWLETT PACKARD CO28 citations92
US6027844AFeb 22, 2000

Polymeric binders having saturated ring for improved performance of single layer positive organic photoconductor

HEWLETT PACKARD CO9 citations74
US5858592AJan 12, 1999

Terpolymers useful as charge injection barrier materials for photoreceptor

HEWLETT PACKARD CO9 citations74
US5821019AOct 13, 1998

Composite organic photoconductor having particulate charge transport layer

HEWLETT PACKARD CO13 citations74
US5750300AMay 12, 1998

Photoconductor comprising a complex between metal oxide phthalocyanine compounds and hydroxy compounds

HEWLETT PACKARD CO10 citations74
US5608507AMar 4, 1997

Direct transfer of liquid toner image from photoconductor drum to image receiver

HEWLETT PACKARD CO9 citations74
US5558965ASep 24, 1996

Diiminoquinilidines as electron transport agents in electrophotographic elements

HEWLETT PACKARD CO15 citations74
US5556730ASep 17, 1996

Charge injection barrier for positive charging organic photoconductor

HEWLETT PACKARD CO6 citations74
US5529869AJun 25, 1996

Reusable positive-charging organic photoconductor containing phthalocyanine pigment and cross-linking binder

HEWLETT PACKARD CO14 citations74
US5516610AMay 14, 1996

Reusable inverse composite dual-layer organic photoconductor using specific polymers

HEWLETT PACKARD CO12 citations74
US5506082AApr 9, 1996

Cross-linked polyvinyl butyral binder for organic photoconductor

HEWLETT PACKARD CO5 citations74
US5476604ADec 19, 1995

Charge injection barrier for positive charging organic photoconductor

HEWLETT PACKARD CO8 citations74
US5364727ANov 15, 1994

Positive-charging organic photoconductor for liquid electrophotography

HEWLETT PACKARD CO8 citations74
US5518853AMay 21, 1996

Diffusion coating process of making inverse composite dual-layer organic photoconductor

HEWLETT PACKARD CO10 citations69
US6465142B1Oct 15, 2002

Low-temperature cure polyvinylbutyral as a photoconducter binder

HEWLETT PACKARD CO2 citations63
US5972552AOct 26, 1999

Photoconductor comprising a complex between metal oxide phthalocyanine compounds and hydroxy or amine compounds

HEWLETT PACKARD CO3 citations63
US5631114AMay 20, 1997

Derivatives of diiminoquinones useful as electron transport agents in electrophotographic elements

HEWLETT PACKARD CO4 citations63

EASTMAN KODAK CO

5 patents

TUBE TECHNOLOGY LLC K

1 patent