Issued Patents 2002
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6383377 | Filtering apparatus and open/close valve for the filtering apparatus | Osamu Nagata, Akira Kawaguchi | 2002-05-07 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6383377 | Filtering apparatus and open/close valve for the filtering apparatus | Osamu Nagata, Akira Kawaguchi | 2002-05-07 |