Issued Patents 2011
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8071909 | Three-dimensional laser beam machining apparatus for long workpiece | Naoomi Miyakawa | 2011-12-06 |
| 7918008 | Method of manufacturing column and bed of machine tool | Naoomi Miyakawa | 2011-04-05 |