Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6692474 | Recovery instrument | Itaru Hasegawa, Minoru Shibata, Haruhiko Masuda | 2004-02-17 |
| 5743258 | Pharyngeal airway | Toru Sato, Minoru Shibata | 1998-04-28 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6692474 | Recovery instrument | Itaru Hasegawa, Minoru Shibata, Haruhiko Masuda | 2004-02-17 |
| 5743258 | Pharyngeal airway | Toru Sato, Minoru Shibata | 1998-04-28 |