Issued Patents 2002
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6476237 | Purification of alkylene carbonates | James R. Machac, Jr., Ralph M. DiGuilio, Ronald L. Savage | 2002-11-05 |
| 6458969 | Process for the purification of alkylene carbonate | James R. Machac, Jr., Edward T. Marquis, Ronald L. Savage, Susan A. Woodrum | 2002-10-01 |
| 6384240 | Process for the purification of alkylene carbonate | James R. Machac, Jr., Edward T. Marquis, Ronald L. Savage, Susan A. Woodrum | 2002-05-07 |