Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5667911 | Methods of making cross-ply microporous membrane battery separator, and the battery separators made thereby | Wei-Ching Yu | 1997-09-16 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5667911 | Methods of making cross-ply microporous membrane battery separator, and the battery separators made thereby | Wei-Ching Yu | 1997-09-16 |