Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6374865 | Method and apparatus for manufacturing a header pipe | Michito Saito | 2002-04-23 |
| 6324761 | Method and apparatus for manufacturing a header pipe | Michito Saito | 2001-12-04 |
| 6266858 | Apparatus for manufacturing a header pipe | Michito Saito | 2001-07-31 |
| 6049981 | Method for manufacturing a header pipe | — | 2000-04-18 |
| 5996205 | Method for manufacturing a pipe with a partition | Michito Saito | 1999-12-07 |