Issued Patents 2019
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10493610 | Hydraulic hammering device | Masahiro Koizumi, Susumu Murakami, Toshio Matsuda, Shunsuke Echigoya | 2019-12-03 |
| 10290499 | Substrate processing apparatus and substrate processing method | — | 2019-05-14 |