Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8974357 | Vertical turret lathe | Minoru Kitayama, Naoya Tanaka, Eiji Takeuchi, Hyunkoo Park | 2015-03-10 |
| 7509898 | Workpiece machining apparatus | Naoya Tanaka, Nobuhiro Kawai | 2009-03-31 |