Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4810345 | Diaphragm for an electrolytic cell | Arthur C. Schulz, Tilak V. Bommaraju, Ursula I. Keller | 1989-03-07 |
| 4741813 | Diaphragm for an electrolytic cell | Arthur C. Schulz, Ursula I. Keller | 1988-05-03 |