Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4760709 | Five-way valve having simultaneous defrosting and heating functions | Tadashi Aoki, Tadatoshi Ashikaga, Hiroshi Kuno, Masakazu Isobe | 1988-08-02 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4760709 | Five-way valve having simultaneous defrosting and heating functions | Tadashi Aoki, Tadatoshi Ashikaga, Hiroshi Kuno, Masakazu Isobe | 1988-08-02 |