Issued Patents 2003
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6616988 | Sulfur containing atomic group introduced porous article, process for introducing a sulfur containing atomic group onto the outer-inner surfaces of a porous article, and a battery separator | Yasushi Takeuchi, Masaaki Kawabe, Hiroaki Yamazaki, Masashi Kaneko, Kazuya Sato | 2003-09-09 |