Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9545681 | Automatic wire connecting device | Rintaro Nagaoka | 2017-01-17 |
| 9546939 | Inspecting device and inspecting method | Koji Shiratsuchi, Rintaro Nagaoka | 2017-01-17 |
| 9433035 | Wire electrode annealing processing method and wire electric discharge machining device | Rintaro Nagaoka | 2016-08-30 |