Issued Patents 2019
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10302376 | Highly resistant copper tube against ant nest corrosion | Hirokazu TAMAGAWA, Yoshiyuki Oya | 2019-05-28 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10302376 | Highly resistant copper tube against ant nest corrosion | Hirokazu TAMAGAWA, Yoshiyuki Oya | 2019-05-28 |