Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10119588 | Rolled collar, rolled collar manufacturing apparatus, and rolled collar manufacturing method | Shingo Yokoyama | 2018-11-06 |
| 9846447 | Hollow operating lever and method for manufacturing same | Masaharu Ishizuki, Masaki Ueno | 2017-12-19 |