Issued Patents All Time
Showing 151–167 of 167 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6248161 | Preparation of permanent color inks from water-soluble colorants using specific phosphonium salts | Khe C. Nguyen, Raymond Adamic | 2001-06-19 |
| 6248805 | Ink-jet printing ink compositions having magnetic properties and specific core/shell binder | Khe C. Nguyen | 2001-06-19 |
| 6117222 | Water-based, water-fast ink compositions containing a binder matrix of a monomeric polyacid and a monomeric polybase | Asutosh Nigam, Subhash C. Narang, Sei-ichi Yokoi, Jitender Mohan Khurana | 2000-09-12 |
| 6090193 | Water-based ink compositions containing a binder material of a polymeric resin and a neutralizing composition | Asutosh Nigam, Subhash C. Narang, Sei-ichi Yokoi, Jitender Mohan Khurana | 2000-07-18 |
| 6057384 | Latex polymer blends for improving the permanence of ink-jet inks | Khe C. Nguyen | 2000-05-02 |
| 6027844 | Polymeric binders having saturated ring for improved performance of single layer positive organic photoconductor | Khe C. Nguyen | 2000-02-22 |
| 5990202 | Dual encapsulation technique for preparing ink-jets inks | Khe C. Nguyen | 1999-11-23 |
| 5973025 | Aqueous ink compositions containing a binder of a neutralized acidic resin | Asutosh Nigam, Subhash C. Narang, Sei-ichi Yokoi, Jitender Mohan Khurana | 1999-10-26 |
| 5972552 | Photoconductor comprising a complex between metal oxide phthalocyanine compounds and hydroxy or amine compounds | Khe C. Nguyen | 1999-10-26 |
| 5858592 | Terpolymers useful as charge injection barrier materials for photoreceptor | Khe C. Nguyen | 1999-01-12 |
| 5834564 | Photoconductor coating having perfluoro copolymer and composition for making same | Khe C. Nguyen | 1998-11-10 |
| 5631114 | Derivatives of diiminoquinones useful as electron transport agents in electrophotographic elements | Khe C. Nguyen | 1997-05-20 |
| 5558965 | Diiminoquinilidines as electron transport agents in electrophotographic elements | Khe C. Nguyen | 1996-09-24 |
| 5518853 | Diffusion coating process of making inverse composite dual-layer organic photoconductor | Khe C. Nguyen, Tan Ha | 1996-05-21 |
| 5516610 | Reusable inverse composite dual-layer organic photoconductor using specific polymers | Khe C. Nguyen | 1996-05-14 |
| 5367051 | Amine-containing polymerizable monomers and polymers functionalized with fullerenes to provide polymers with high temperature stability | Subhash C. Narang, Susanna Ventura, Tilak R. Bhardwaj, Asutosh Nigam | 1994-11-22 |
| 5102751 | Plasticizers useful for enhancing ionic conductivity of solid polymer electrolytes | Subhash C. Narang | 1992-04-07 |