Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10239172 | Gear manufacturing machine | Kazuyuki Ishizu, Yoko HIRONO, Tatsuro TAKAGI | 2019-03-26 |
| 10086486 | Part-holding device and machine tool provided with said part-holding device | Yoko HIRONO, Kazuyuki Ishizu | 2018-10-02 |
| 8827608 | Tool tight-contact-state detector for machine tool | Kenichiro Hirao | 2014-09-09 |
| 8561290 | Work line module and work facility | Tsugumaru Yamashita, Kenichiro Hirao | 2013-10-22 |
| 8485021 | Measuring head for air micrometer | — | 2013-07-16 |
| 8479564 | Air-micrometer calibration device | — | 2013-07-09 |