Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5904387 | Suction pad, rotation-stop and guide mechanism for the same | Shigekazu Nagai, Shuuzou Sakurai | 1999-05-18 |
| 5707093 | Suction pad, rotation--stop and guide mechanism for the same | Shigekazu Nagai, Shuuzou Sakurai, Masayoshi Yamamoto | 1998-01-13 |