Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7188395 | Slide fastener | Naoki Kondo, Yoneo Yoshida, Yoshiyuki Toishi | 2007-03-13 |
| 7114224 | Slide fastener | Naoki Kondo, Yoneo Yoshida, Yoshiyuki Toishi | 2006-10-03 |
| 6749703 | Ultrasonic welding method and apparatus for welding reinforcing tape piece to fastener tape | Keisuke Iwashita, Satoshi Matsumura | 2004-06-15 |
| 6544364 | Ultrasonic adhering method and apparatus | Keisuke Iwashita, Satoshi Matsumura | 2003-04-08 |