Issued Patents 1994
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5376729 | Grafted copolymers highly absorbent to aqueous electrolyte solutions | Henry L. Hsieh | 1994-12-27 |
| 5357000 | Grafted copolymers highly absorbent to aqueous electrolyte solutions | Henry L. Hsieh | 1994-10-18 |
| 5334685 | Grafted copolymers highly absorbent to aqueous electrolyte solutions | Henry L. Hsieh | 1994-08-02 |
| 5331021 | Grafted copolymers highly absorbent to aqueous electrolyte solutions used in diapers and paper towels | Henry L. Hsieh | 1994-07-19 |
| 5304696 | Process for olefin isomerization | Gyanesh P. Khare | 1994-04-19 |
| 5294691 | Copolymers of amphytic ion pairs containing vinylic tertiary amine and process therewith | — | 1994-03-15 |
| 5290871 | Grafted copolymers highly absorbent to aqueous electrolyte solutions | Henry L. Hsieh | 1994-03-01 |
| 5290870 | Grafted copolymers highly absorbent to aqueous electrolyte solutions | Henry L. Hsieh | 1994-03-01 |
| 5286827 | Superabsorbent crosslinked copolymers formed from an ampholytic ion pair (2-methacryloyloxyethyldimethylammonium cation (MEDMA)/sulfonate anion) copolymerized with other comonomers | — | 1994-02-15 |
| 5281673 | Superabsorbent polymers | Henry L. Hsieh | 1994-01-25 |