Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4969512 | Heat exchanger | Ando Nobuyasu | 1990-11-13 |
| 4615383 | Serpentine heat exchanging apparatus having corrugated fin units | — | 1986-10-07 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4969512 | Heat exchanger | Ando Nobuyasu | 1990-11-13 |
| 4615383 | Serpentine heat exchanging apparatus having corrugated fin units | — | 1986-10-07 |