Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6561483 | Gate valve | — | 2003-05-13 |
| 6561484 | Gate valve | Hiroshi Minamoto, Manabu Yabe, Yuuzou Hayashi, Norikimi Irie | 2003-05-13 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6561483 | Gate valve | — | 2003-05-13 |
| 6561484 | Gate valve | Hiroshi Minamoto, Manabu Yabe, Yuuzou Hayashi, Norikimi Irie | 2003-05-13 |