Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5873476 | Cap opening and closing mechanism | Norio Takahashi | 1999-02-23 |
| 5746338 | Cap opening and closing mechanism | Norio Takahashi | 1998-05-05 |
| 5573127 | Cap for liquid containers | Norio Takahashi | 1996-11-12 |