Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4718884 | Method and apparatus for forming a filter element | Takatoshi Iwase | 1988-01-12 |
| 4480456 | Method and apparatus for cutting continuous corrugated members | Takatoshi Iwase, Kazunari Fuma, Akira Nakagawa | 1984-11-06 |