Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9585444 | Method for manufacturing slide fastener | Natsuki Kamada, Shinji Matsuzawa | 2017-03-07 |
| 9289034 | Fastener stringer and slide fastener | Yoshimichi Yamakita, Takashi Mori | 2016-03-22 |
| 8966719 | Slide fastener | Natsuki Kamada, Shinji Matsuzawa | 2015-03-03 |