Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6338772 | Polyolefin synthetic pulp and use thereof | Norihiko Nakagawa, Masaki Shoji, Toshikazu Senoo, Yukio Kouno | 2002-01-15 |
| 5436094 | Bulky synthetic pulp sheet useful as a separator for sealed lead batteries and process for preparing the same | Koji Horimoto, Yukio Kohno | 1995-07-25 |