Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5342687 | Coreless twist-ties | Yoshio Iwai, Kazuyuki Takahashi, Tomoji Abe, Isao Imanishi | 1994-08-30 |
| 5154964 | Coreless twist-ties | Yoshio Iwai, Kazuyuki Takahashi, Tomoji Abe, Isao Imanishi | 1992-10-13 |