Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9258007 | Scale of photoelectric encoder including base member having roughened surface and manufacturing method of scale | Toshihiko Aoki, Fujio Maeda | 2016-02-09 |
| 6538458 | Electrostatic capacitance probe device and displacement measuring circuit | Osamu Kawatoko | 2003-03-25 |