Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6174826 | Wet-laid nonwoven polyolefin battery separator substrate | Richard C. Williams, James A. Goettmann, Gerald L. Funk | 2001-01-16 |
| 5935884 | Wet-laid nonwoven nylon battery separator material | Richard C. Williams, James A. Goettmann, Gerald L. Funk, Roland Smith, Timothy Connolly +1 more | 1999-08-10 |