Issued Patents 2018
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10132494 | Heat transfer tube including a groove portion having a spiral shape extending continuously and a rib portion extending continuously and protruding inward by the groove portion | Hiroyuki Nakaharai, Yuichi Kanemaki, Kazuhiro Domoto | 2018-11-20 |