Issued Patents 2017
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9637803 | Annular workpiece quenching method and quenching apparatus used in the method | Atsushi Kuno | 2017-05-02 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9637803 | Annular workpiece quenching method and quenching apparatus used in the method | Atsushi Kuno | 2017-05-02 |