Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5281491 | Battery separator | Burton M. Rein, Robert M. Spotnitz, Richard T. Giovannoni, Yihong Guo | 1994-01-25 |
| 5240655 | Process of making a battery separator | Burton M. Rein, Robert M. Spotnitz, Richard T. Giovannoni, Yihong Guo | 1993-08-31 |
| 4731304 | Battery separator | Joseph T. Lundquist, Christian B. Lundsager, Nigel I. Palmer | 1988-03-15 |
| 4650730 | Battery separator | Joseph T. Lundquist, Christian B. Lundsager, Nigel I. Palmer | 1987-03-17 |
| 4398959 | Mortar topping with calcium nitrite | Arnold M. Rosenberg, James M. Gaidis | 1983-08-16 |