Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 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, Sivapackia Ganapathiappan | 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, Sivapackia Ganapathiappan | 2000-07-18 |
| 5973025 | Aqueous ink compositions containing a binder of a neutralized acidic resin | Asutosh Nigam, Subhash C. Narang, Sei-ichi Yokoi, Sivapackia Ganapathiappan | 1999-10-26 |
| 5885338 | Water-based, water-fast ink compositions containing two-component binder matrix from nitrogen polymer | Asutosh Nigam | 1999-03-23 |
| 5693127 | Inks | Asutosh Nigam | 1997-12-02 |