Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9296522 | Easily tearable zipper tape and packaging bag with easily tearable zipper tape | — | 2016-03-29 |
| 8646972 | Zipper tape and packaging bag with zipper tape | Kenichi Tanaka | 2014-02-11 |