Issued Patents All Time
Showing 26–28 of 28 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6516669 | Vibration-type contact detection sensor | Kazuhiko Hidaka, Masanori Arai | 2003-02-11 |
| 6457366 | Movement control mechanism of contact-type vibrating probe | Kazuhiko Hidaka, Kiyokazu Okamoto | 2002-10-01 |
| 6307084 | Contact location detecting mechanism of touch signal probe | Kiyokazu Okamoto, Kazuhiko Hidaka | 2001-10-23 |