Issued Patents 2017
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D799012 | Heat exchanger tube | Yasuyuki Fujii, Yoshio Itsumi, Hideto Oyama | 2017-10-03 |
| D776801 | Heat exchanger tube | Yasuyuki Fujii, Yoshio Itsumi, Hideto Oyama | 2017-01-17 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D799012 | Heat exchanger tube | Yasuyuki Fujii, Yoshio Itsumi, Hideto Oyama | 2017-10-03 |
| D776801 | Heat exchanger tube | Yasuyuki Fujii, Yoshio Itsumi, Hideto Oyama | 2017-01-17 |