Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6559237 | Sulfonated perfluorocyclobutane ion-conducting membranes | Shane Mao, David A. Ylitalo | 2003-05-06 |
| 6555261 | Microstructured flow fields | Raymond P. Johnston, Thomas Herdtle, David A. Ylitalo | 2003-04-29 |