Issued Patents 2017
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9751142 | High-frequency-vibration-assisted electrolytic grinding method and device therefor | Toru Tachibana, Satoshi Kobayashi, Masayuki Takahashi, Chikashi Murakoshi | 2017-09-05 |