Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8028870 | Eyeless sewing needle and fabrication method for the same | Masaki Mashiko, Kanji Matsutani, Kosuke Shinohara | 2011-10-04 |
| 7977603 | Method of manufacturing an eyeless suture needle | Kanji Matsutani, Masaki Mashiko, Yuji Yokoyama, Hiroshi Yagisawa, Masao Akatsuka +1 more | 2011-07-12 |