Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5645905 | Snap zipper | Ken Tanaka | 1997-07-08 |
| 5603995 | Snap zipper and bag with the same | Ken Tanaka | 1997-02-18 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5645905 | Snap zipper | Ken Tanaka | 1997-07-08 |
| 5603995 | Snap zipper and bag with the same | Ken Tanaka | 1997-02-18 |