Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5653387 | Heating apparatus with a burner and heat exchanger coupled to each other | Minoru Takayanagi, Tomoyuki Iiyama | 1997-08-05 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5653387 | Heating apparatus with a burner and heat exchanger coupled to each other | Minoru Takayanagi, Tomoyuki Iiyama | 1997-08-05 |