Raghunathan; Yegnaswami
Patent Applications and Registrations
Patent applications and USPTO patent grants for Raghunathan; Yegnaswami.The latest application filed is for "coating barriers comprising ethyl cellulose".
- Raghunathan; Yegnaswami - Perinton NY
- Raghunathan; Yegnaswami - Fairport NY
| Patent | Date |
|---|---|
| Coating barriers comprising ethyl cellulose Grant 4,959,219 - Chow , et al. September 25, 1 | 1990-09-25 |
| Coatable ion exchange resins Grant 4,859,461 - Chow , et al. August 22, 1 | 1989-08-22 |
| Polymer-treated ion exchange resins Grant 4,859,462 - Chow , et al. August 22, 1 | 1989-08-22 |
| Controlled release pharmaceutical preparations Grant 4,847,077 - Raghunathan July 11, 1 | 1989-07-11 |
| Prolonged release pharmaceutical preparations Grant 4,221,778 - Raghunathan September 9, 1 | 1980-09-09 |
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