Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8365925 | Filter medium | Wu Chen, Leonardo C. Lopez | 2013-02-05 |
| 4816298 | Method of making a granular, cold water dispersible coating composition | Gary J. Schulz | 1989-03-28 |
| 4734285 | Sustained release compositions | — | 1988-03-29 |
| 4704285 | Sustained release compositions comprising hydroxypropyl cellulose ethers | — | 1987-11-03 |
| 4695464 | Sustained release dosage form based on highly plasticized cellulose ether gels | — | 1987-09-22 |
| 4678516 | Sustained release dosage form based on highly plasticized cellulose ether gels | Troy D. Wolford | 1987-07-07 |
| 4528125 | Sustained release compositions | Maurice L. Zweigle | 1985-07-09 |